Home / 1,250,446.52-1,874,130.72-711,155.36

Finding the Fourth Proportional to 1,250,446.52, 1,874,130.72 and 711,155.36

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Solution

The fourth proportional to 1,250,446.52, 1,874,130.72 and 711,155.36 is: 1,065,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,446.52 : 1,874,130.72 = 711,155.36 : x
  2. Step 2: Convert to fraction form
    1,250,446.52/1,874,130.72 = 711,155.36/x
  3. Step 3: Cross multiply
    1,250,446.52x = 1,874,130.72 × 711,155.36
  4. Step 4: Simplify right side
    1,250,446.52x = 1,332,798,106,868.66
  5. Step 5: Solve for x
    x = 1,332,798,106,868.66/1,250,446.52
  6. Step 6: Final answer
    x = 1,065,857.74

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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.