Home / 1,499,227.60-2,068,950.40-820,149.52

Finding the Fourth Proportional to 1,499,227.60, 2,068,950.40 and 820,149.52

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Solution

The fourth proportional to 1,499,227.60, 2,068,950.40 and 820,149.52 is: 1,131,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,227.60 : 2,068,950.40 = 820,149.52 : x
  2. Step 2: Convert to fraction form
    1,499,227.60/2,068,950.40 = 820,149.52/x
  3. Step 3: Cross multiply
    1,499,227.60x = 2,068,950.40 × 820,149.52
  4. Step 4: Simplify right side
    1,499,227.60x = 1,696,848,677,463.81
  5. Step 5: Solve for x
    x = 1,696,848,677,463.81/1,499,227.60
  6. Step 6: Final answer
    x = 1,131,815.26

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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.