Home / 1,078,526.81-1,488,398.13-595,123.09

Finding the Fourth Proportional to 1,078,526.81, 1,488,398.13 and 595,123.09

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Solution

The fourth proportional to 1,078,526.81, 1,488,398.13 and 595,123.09 is: 821,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,526.81 : 1,488,398.13 = 595,123.09 : x
  2. Step 2: Convert to fraction form
    1,078,526.81/1,488,398.13 = 595,123.09/x
  3. Step 3: Cross multiply
    1,078,526.81x = 1,488,398.13 × 595,123.09
  4. Step 4: Simplify right side
    1,078,526.81x = 885,780,094,275.82
  5. Step 5: Solve for x
    x = 885,780,094,275.82/1,078,526.81
  6. Step 6: Final answer
    x = 821,287.04

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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.