Home / 1,787,729.52-2,467,014.84-1,013,432.20

Finding the Fourth Proportional to 1,787,729.52, 2,467,014.84 and 1,013,432.20

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Solution

The fourth proportional to 1,787,729.52, 2,467,014.84 and 1,013,432.20 is: 1,398,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,729.52 : 2,467,014.84 = 1,013,432.20 : x
  2. Step 2: Convert to fraction form
    1,787,729.52/2,467,014.84 = 1,013,432.20/x
  3. Step 3: Cross multiply
    1,787,729.52x = 2,467,014.84 × 1,013,432.20
  4. Step 4: Simplify right side
    1,787,729.52x = 2,500,152,276,733.85
  5. Step 5: Solve for x
    x = 2,500,152,276,733.85/1,787,729.52
  6. Step 6: Final answer
    x = 1,398,507.02

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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.