Home / 1,489,417.20-2,234,212.20-424,537.20

Finding the Fourth Proportional to 1,489,417.20, 2,234,212.20 and 424,537.20

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Solution

The fourth proportional to 1,489,417.20, 2,234,212.20 and 424,537.20 is: 636,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,417.20 : 2,234,212.20 = 424,537.20 : x
  2. Step 2: Convert to fraction form
    1,489,417.20/2,234,212.20 = 424,537.20/x
  3. Step 3: Cross multiply
    1,489,417.20x = 2,234,212.20 × 424,537.20
  4. Step 4: Simplify right side
    1,489,417.20x = 948,506,191,593.84
  5. Step 5: Solve for x
    x = 948,506,191,593.84/1,489,417.20
  6. Step 6: Final answer
    x = 636,830.43

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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.