Home / 3,023,306.26-4,172,166.90-1,646,655.36

Finding the Fourth Proportional to 3,023,306.26, 4,172,166.90 and 1,646,655.36

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Solution

The fourth proportional to 3,023,306.26, 4,172,166.90 and 1,646,655.36 is: 2,272,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,306.26 : 4,172,166.90 = 1,646,655.36 : x
  2. Step 2: Convert to fraction form
    3,023,306.26/4,172,166.90 = 1,646,655.36/x
  3. Step 3: Cross multiply
    3,023,306.26x = 4,172,166.90 × 1,646,655.36
  4. Step 4: Simplify right side
    3,023,306.26x = 6,870,120,988,699.58
  5. Step 5: Solve for x
    x = 6,870,120,988,699.58/3,023,306.26
  6. Step 6: Final answer
    x = 2,272,386.72

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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.