Home / 1,429,029.33-1,972,052.68-784,460.49

Finding the Fourth Proportional to 1,429,029.33, 1,972,052.68 and 784,460.49

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Solution

The fourth proportional to 1,429,029.33, 1,972,052.68 and 784,460.49 is: 1,082,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,029.33 : 1,972,052.68 = 784,460.49 : x
  2. Step 2: Convert to fraction form
    1,429,029.33/1,972,052.68 = 784,460.49/x
  3. Step 3: Cross multiply
    1,429,029.33x = 1,972,052.68 × 784,460.49
  4. Step 4: Simplify right side
    1,429,029.33x = 1,546,997,411,658.61
  5. Step 5: Solve for x
    x = 1,546,997,411,658.61/1,429,029.33
  6. Step 6: Final answer
    x = 1,082,551.20

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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.