Home / 1,425,643.74-2,139,296.67-527,710.14

Finding the Fourth Proportional to 1,425,643.74, 2,139,296.67 and 527,710.14

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Solution

The fourth proportional to 1,425,643.74, 2,139,296.67 and 527,710.14 is: 791,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,643.74 : 2,139,296.67 = 527,710.14 : x
  2. Step 2: Convert to fraction form
    1,425,643.74/2,139,296.67 = 527,710.14/x
  3. Step 3: Cross multiply
    1,425,643.74x = 2,139,296.67 × 527,710.14
  4. Step 4: Simplify right side
    1,425,643.74x = 1,128,928,545,227.23
  5. Step 5: Solve for x
    x = 1,128,928,545,227.23/1,425,643.74
  6. Step 6: Final answer
    x = 791,872.83

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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.