Home / 3,257,417.60-4,884,570.84-1,909,990.52

Finding the Fourth Proportional to 3,257,417.60, 4,884,570.84 and 1,909,990.52

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Solution

The fourth proportional to 3,257,417.60, 4,884,570.84 and 1,909,990.52 is: 2,864,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,417.60 : 4,884,570.84 = 1,909,990.52 : x
  2. Step 2: Convert to fraction form
    3,257,417.60/4,884,570.84 = 1,909,990.52/x
  3. Step 3: Cross multiply
    3,257,417.60x = 4,884,570.84 × 1,909,990.52
  4. Step 4: Simplify right side
    3,257,417.60x = 9,329,483,998,668.44
  5. Step 5: Solve for x
    x = 9,329,483,998,668.44/3,257,417.60
  6. Step 6: Final answer
    x = 2,864,073.68

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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.