Home / 1,429,023.08-1,972,044.06-784,454.24

Finding the Fourth Proportional to 1,429,023.08, 1,972,044.06 and 784,454.24

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Solution

The fourth proportional to 1,429,023.08, 1,972,044.06 and 784,454.24 is: 1,082,542.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,023.08 : 1,972,044.06 = 784,454.24 : x
  2. Step 2: Convert to fraction form
    1,429,023.08/1,972,044.06 = 784,454.24/x
  3. Step 3: Cross multiply
    1,429,023.08x = 1,972,044.06 × 784,454.24
  4. Step 4: Simplify right side
    1,429,023.08x = 1,546,978,314,473.59
  5. Step 5: Solve for x
    x = 1,546,978,314,473.59/1,429,023.08
  6. Step 6: Final answer
    x = 1,082,542.57

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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.