Home / 1,234,321.61-1,851,003.75-424,552.06

Finding the Fourth Proportional to 1,234,321.61, 1,851,003.75 and 424,552.06

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Solution

The fourth proportional to 1,234,321.61, 1,851,003.75 and 424,552.06 is: 636,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,321.61 : 1,851,003.75 = 424,552.06 : x
  2. Step 2: Convert to fraction form
    1,234,321.61/1,851,003.75 = 424,552.06/x
  3. Step 3: Cross multiply
    1,234,321.61x = 1,851,003.75 × 424,552.06
  4. Step 4: Simplify right side
    1,234,321.61x = 785,847,455,130.23
  5. Step 5: Solve for x
    x = 785,847,455,130.23/1,234,321.61
  6. Step 6: Final answer
    x = 636,663.45

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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.