Home / 1,625,523.40-2,437,103.82-679,164.76

Finding the Fourth Proportional to 1,625,523.40, 2,437,103.82 and 679,164.76

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Solution

The fourth proportional to 1,625,523.40, 2,437,103.82 and 679,164.76 is: 1,018,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,523.40 : 2,437,103.82 = 679,164.76 : x
  2. Step 2: Convert to fraction form
    1,625,523.40/2,437,103.82 = 679,164.76/x
  3. Step 3: Cross multiply
    1,625,523.40x = 2,437,103.82 × 679,164.76
  4. Step 4: Simplify right side
    1,625,523.40x = 1,655,195,031,005.38
  5. Step 5: Solve for x
    x = 1,655,195,031,005.38/1,625,523.40
  6. Step 6: Final answer
    x = 1,018,253.59

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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.