Home / 3,711,215.04-5,121,390.15-2,183,420.58

Finding the Fourth Proportional to 3,711,215.04, 5,121,390.15 and 2,183,420.58

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Solution

The fourth proportional to 3,711,215.04, 5,121,390.15 and 2,183,420.58 is: 3,013,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,215.04 : 5,121,390.15 = 2,183,420.58 : x
  2. Step 2: Convert to fraction form
    3,711,215.04/5,121,390.15 = 2,183,420.58/x
  3. Step 3: Cross multiply
    3,711,215.04x = 5,121,390.15 × 2,183,420.58
  4. Step 4: Simplify right side
    3,711,215.04x = 11,182,148,651,719.29
  5. Step 5: Solve for x
    x = 11,182,148,651,719.29/3,711,215.04
  6. Step 6: Final answer
    x = 3,013,069.45

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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.