Home / 1,429,024.08-1,972,045.44-784,455.24

Finding the Fourth Proportional to 1,429,024.08, 1,972,045.44 and 784,455.24

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Solution

The fourth proportional to 1,429,024.08, 1,972,045.44 and 784,455.24 is: 1,082,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,024.08 : 1,972,045.44 = 784,455.24 : x
  2. Step 2: Convert to fraction form
    1,429,024.08/1,972,045.44 = 784,455.24/x
  3. Step 3: Cross multiply
    1,429,024.08x = 1,972,045.44 × 784,455.24
  4. Step 4: Simplify right side
    1,429,024.08x = 1,546,981,378,926.11
  5. Step 5: Solve for x
    x = 1,546,981,378,926.11/1,429,024.08
  6. Step 6: Final answer
    x = 1,082,543.95

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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.