Home / 1,734,418.20-2,602,404.90-787,301.40

Finding the Fourth Proportional to 1,734,418.20, 2,602,404.90 and 787,301.40

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Solution

The fourth proportional to 1,734,418.20, 2,602,404.90 and 787,301.40 is: 1,181,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,418.20 : 2,602,404.90 = 787,301.40 : x
  2. Step 2: Convert to fraction form
    1,734,418.20/2,602,404.90 = 787,301.40/x
  3. Step 3: Cross multiply
    1,734,418.20x = 2,602,404.90 × 787,301.40
  4. Step 4: Simplify right side
    1,734,418.20x = 2,048,877,021,136.86
  5. Step 5: Solve for x
    x = 2,048,877,021,136.86/1,734,418.20
  6. Step 6: Final answer
    x = 1,181,305.07

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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.