Home / 1,609,975.40-2,416,518.30-980,119.40

Finding the Fourth Proportional to 1,609,975.40, 2,416,518.30 and 980,119.40

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Solution

The fourth proportional to 1,609,975.40, 2,416,518.30 and 980,119.40 is: 1,471,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,975.40 : 2,416,518.30 = 980,119.40 : x
  2. Step 2: Convert to fraction form
    1,609,975.40/2,416,518.30 = 980,119.40/x
  3. Step 3: Cross multiply
    1,609,975.40x = 2,416,518.30 × 980,119.40
  4. Step 4: Simplify right side
    1,609,975.40x = 2,368,476,466,285.02
  5. Step 5: Solve for x
    x = 2,368,476,466,285.02/1,609,975.40
  6. Step 6: Final answer
    x = 1,471,125.87

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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.