Home / 1,498,715.50-2,068,225.93-810,385.71

Finding the Fourth Proportional to 1,498,715.50, 2,068,225.93 and 810,385.71

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Solution

The fourth proportional to 1,498,715.50, 2,068,225.93 and 810,385.71 is: 1,118,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,715.50 : 2,068,225.93 = 810,385.71 : x
  2. Step 2: Convert to fraction form
    1,498,715.50/2,068,225.93 = 810,385.71/x
  3. Step 3: Cross multiply
    1,498,715.50x = 2,068,225.93 × 810,385.71
  4. Step 4: Simplify right side
    1,498,715.50x = 1,676,060,739,251.71
  5. Step 5: Solve for x
    x = 1,676,060,739,251.71/1,498,715.50
  6. Step 6: Final answer
    x = 1,118,331.49

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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.