Home / 1,351,555.29-1,865,151.23-731,360.46

Finding the Fourth Proportional to 1,351,555.29, 1,865,151.23 and 731,360.46

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Solution

The fourth proportional to 1,351,555.29, 1,865,151.23 and 731,360.46 is: 1,009,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,555.29 : 1,865,151.23 = 731,360.46 : x
  2. Step 2: Convert to fraction form
    1,351,555.29/1,865,151.23 = 731,360.46/x
  3. Step 3: Cross multiply
    1,351,555.29x = 1,865,151.23 × 731,360.46
  4. Step 4: Simplify right side
    1,351,555.29x = 1,364,097,852,216.61
  5. Step 5: Solve for x
    x = 1,364,097,852,216.61/1,351,555.29
  6. Step 6: Final answer
    x = 1,009,280.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.