Home / 1,652,143.85-2,279,997.80-927,045.20

Finding the Fourth Proportional to 1,652,143.85, 2,279,997.80 and 927,045.20

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Solution

The fourth proportional to 1,652,143.85, 2,279,997.80 and 927,045.20 is: 1,279,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,143.85 : 2,279,997.80 = 927,045.20 : x
  2. Step 2: Convert to fraction form
    1,652,143.85/2,279,997.80 = 927,045.20/x
  3. Step 3: Cross multiply
    1,652,143.85x = 2,279,997.80 × 927,045.20
  4. Step 4: Simplify right side
    1,652,143.85x = 2,113,661,000,465.34
  5. Step 5: Solve for x
    x = 2,113,661,000,465.34/1,652,143.85
  6. Step 6: Final answer
    x = 1,279,344.41

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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.