Home / 1,754,112.69-2,631,169.13-424,416.69

Finding the Fourth Proportional to 1,754,112.69, 2,631,169.13 and 424,416.69

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Solution

The fourth proportional to 1,754,112.69, 2,631,169.13 and 424,416.69 is: 636,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,112.69 : 2,631,169.13 = 424,416.69 : x
  2. Step 2: Convert to fraction form
    1,754,112.69/2,631,169.13 = 424,416.69/x
  3. Step 3: Cross multiply
    1,754,112.69x = 2,631,169.13 × 424,416.69
  4. Step 4: Simplify right side
    1,754,112.69x = 1,116,712,092,984.78
  5. Step 5: Solve for x
    x = 1,116,712,092,984.78/1,754,112.69
  6. Step 6: Final answer
    x = 636,625.06

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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.