Home / 1,251,059.38-1,875,137.45-575,722.89

Finding the Fourth Proportional to 1,251,059.38, 1,875,137.45 and 575,722.89

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Solution

The fourth proportional to 1,251,059.38, 1,875,137.45 and 575,722.89 is: 862,916.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,059.38 : 1,875,137.45 = 575,722.89 : x
  2. Step 2: Convert to fraction form
    1,251,059.38/1,875,137.45 = 575,722.89/x
  3. Step 3: Cross multiply
    1,251,059.38x = 1,875,137.45 × 575,722.89
  4. Step 4: Simplify right side
    1,251,059.38x = 1,079,559,548,982.62
  5. Step 5: Solve for x
    x = 1,079,559,548,982.62/1,251,059.38
  6. Step 6: Final answer
    x = 862,916.32

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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.