Home / 1,209,628.40-1,814,442.60-500,165.60

Finding the Fourth Proportional to 1,209,628.40, 1,814,442.60 and 500,165.60

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Solution

The fourth proportional to 1,209,628.40, 1,814,442.60 and 500,165.60 is: 750,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,628.40 : 1,814,442.60 = 500,165.60 : x
  2. Step 2: Convert to fraction form
    1,209,628.40/1,814,442.60 = 500,165.60/x
  3. Step 3: Cross multiply
    1,209,628.40x = 1,814,442.60 × 500,165.60
  4. Step 4: Simplify right side
    1,209,628.40x = 907,521,771,694.56
  5. Step 5: Solve for x
    x = 907,521,771,694.56/1,209,628.40
  6. Step 6: Final answer
    x = 750,248.40

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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.