Home / 3,613,488.54-5,418,657.45-1,216,689.18

Finding the Fourth Proportional to 3,613,488.54, 5,418,657.45 and 1,216,689.18

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Solution

The fourth proportional to 3,613,488.54, 5,418,657.45 and 1,216,689.18 is: 1,824,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,488.54 : 5,418,657.45 = 1,216,689.18 : x
  2. Step 2: Convert to fraction form
    3,613,488.54/5,418,657.45 = 1,216,689.18/x
  3. Step 3: Cross multiply
    3,613,488.54x = 5,418,657.45 × 1,216,689.18
  4. Step 4: Simplify right side
    3,613,488.54x = 6,592,821,889,541.39
  5. Step 5: Solve for x
    x = 6,592,821,889,541.39/3,613,488.54
  6. Step 6: Final answer
    x = 1,824,503.33

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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.