Home / 1,052,726.60-1,578,925.20-342,749.86

Finding the Fourth Proportional to 1,052,726.60, 1,578,925.20 and 342,749.86

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Solution

The fourth proportional to 1,052,726.60, 1,578,925.20 and 342,749.86 is: 514,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,726.60 : 1,578,925.20 = 342,749.86 : x
  2. Step 2: Convert to fraction form
    1,052,726.60/1,578,925.20 = 342,749.86/x
  3. Step 3: Cross multiply
    1,052,726.60x = 1,578,925.20 × 342,749.86
  4. Step 4: Simplify right side
    1,052,726.60x = 541,176,391,250.47
  5. Step 5: Solve for x
    x = 541,176,391,250.47/1,052,726.60
  6. Step 6: Final answer
    x = 514,071.17

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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.