Home / 1,429,029.57-1,972,053.04-784,460.73

Finding the Fourth Proportional to 1,429,029.57, 1,972,053.04 and 784,460.73

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Solution

The fourth proportional to 1,429,029.57, 1,972,053.04 and 784,460.73 is: 1,082,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,029.57 : 1,972,053.04 = 784,460.73 : x
  2. Step 2: Convert to fraction form
    1,429,029.57/1,972,053.04 = 784,460.73/x
  3. Step 3: Cross multiply
    1,429,029.57x = 1,972,053.04 × 784,460.73
  4. Step 4: Simplify right side
    1,429,029.57x = 1,546,998,163,434.82
  5. Step 5: Solve for x
    x = 1,546,998,163,434.82/1,429,029.57
  6. Step 6: Final answer
    x = 1,082,551.54

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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.