Home / 1,152,712.54-1,729,068.81-591,389.02

Finding the Fourth Proportional to 1,152,712.54, 1,729,068.81 and 591,389.02

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Solution

The fourth proportional to 1,152,712.54, 1,729,068.81 and 591,389.02 is: 887,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,712.54 : 1,729,068.81 = 591,389.02 : x
  2. Step 2: Convert to fraction form
    1,152,712.54/1,729,068.81 = 591,389.02/x
  3. Step 3: Cross multiply
    1,152,712.54x = 1,729,068.81 × 591,389.02
  4. Step 4: Simplify right side
    1,152,712.54x = 1,022,552,309,058.47
  5. Step 5: Solve for x
    x = 1,022,552,309,058.47/1,152,712.54
  6. Step 6: Final answer
    x = 887,083.53

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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.