Home / 2,461,681.76-3,394,442.77-1,600,645.28

Finding the Fourth Proportional to 2,461,681.76, 3,394,442.77 and 1,600,645.28

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Solution

The fourth proportional to 2,461,681.76, 3,394,442.77 and 1,600,645.28 is: 2,207,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,681.76 : 3,394,442.77 = 1,600,645.28 : x
  2. Step 2: Convert to fraction form
    2,461,681.76/3,394,442.77 = 1,600,645.28/x
  3. Step 3: Cross multiply
    2,461,681.76x = 3,394,442.77 × 1,600,645.28
  4. Step 4: Simplify right side
    2,461,681.76x = 5,433,298,777,056.80
  5. Step 5: Solve for x
    x = 5,433,298,777,056.80/2,461,681.76
  6. Step 6: Final answer
    x = 2,207,149.14

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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.