Home / 1,658,855.52-2,486,801.50-647,742.24

Finding the Fourth Proportional to 1,658,855.52, 2,486,801.50 and 647,742.24

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Solution

The fourth proportional to 1,658,855.52, 2,486,801.50 and 647,742.24 is: 971,034.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,855.52 : 2,486,801.50 = 647,742.24 : x
  2. Step 2: Convert to fraction form
    1,658,855.52/2,486,801.50 = 647,742.24/x
  3. Step 3: Cross multiply
    1,658,855.52x = 2,486,801.50 × 647,742.24
  4. Step 4: Simplify right side
    1,658,855.52x = 1,610,806,374,045.36
  5. Step 5: Solve for x
    x = 1,610,806,374,045.36/1,658,855.52
  6. Step 6: Final answer
    x = 971,034.76

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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.