Home / 3,442,489.03-5,159,009.57-2,178,053.11

Finding the Fourth Proportional to 3,442,489.03, 5,159,009.57 and 2,178,053.11

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Solution

The fourth proportional to 3,442,489.03, 5,159,009.57 and 2,178,053.11 is: 3,264,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,489.03 : 5,159,009.57 = 2,178,053.11 : x
  2. Step 2: Convert to fraction form
    3,442,489.03/5,159,009.57 = 2,178,053.11/x
  3. Step 3: Cross multiply
    3,442,489.03x = 5,159,009.57 × 2,178,053.11
  4. Step 4: Simplify right side
    3,442,489.03x = 11,236,596,812,663.21
  5. Step 5: Solve for x
    x = 11,236,596,812,663.21/3,442,489.03
  6. Step 6: Final answer
    x = 3,264,090.82

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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.