Home / 1,234,320.61-1,851,002.25-424,551.06

Finding the Fourth Proportional to 1,234,320.61, 1,851,002.25 and 424,551.06

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Solution

The fourth proportional to 1,234,320.61, 1,851,002.25 and 424,551.06 is: 636,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,320.61 : 1,851,002.25 = 424,551.06 : x
  2. Step 2: Convert to fraction form
    1,234,320.61/1,851,002.25 = 424,551.06/x
  3. Step 3: Cross multiply
    1,234,320.61x = 1,851,002.25 × 424,551.06
  4. Step 4: Simplify right side
    1,234,320.61x = 785,844,967,299.89
  5. Step 5: Solve for x
    x = 785,844,967,299.89/1,234,320.61
  6. Step 6: Final answer
    x = 636,661.95

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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.