Home / 4,894,020.40-7,341,030.60-1,299,780.40

Finding the Fourth Proportional to 4,894,020.40, 7,341,030.60 and 1,299,780.40

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Solution

The fourth proportional to 4,894,020.40, 7,341,030.60 and 1,299,780.40 is: 1,949,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894,020.40 : 7,341,030.60 = 1,299,780.40 : x
  2. Step 2: Convert to fraction form
    4,894,020.40/7,341,030.60 = 1,299,780.40/x
  3. Step 3: Cross multiply
    4,894,020.40x = 7,341,030.60 × 1,299,780.40
  4. Step 4: Simplify right side
    4,894,020.40x = 9,541,727,689,680.24
  5. Step 5: Solve for x
    x = 9,541,727,689,680.24/4,894,020.40
  6. Step 6: Final answer
    x = 1,949,670.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.