Home / 5,490,032.28-8,236,084.64-2,079,340.16

Finding the Fourth Proportional to 5,490,032.28, 8,236,084.64 and 2,079,340.16

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Solution

The fourth proportional to 5,490,032.28, 8,236,084.64 and 2,079,340.16 is: 3,119,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,032.28 : 8,236,084.64 = 2,079,340.16 : x
  2. Step 2: Convert to fraction form
    5,490,032.28/8,236,084.64 = 2,079,340.16/x
  3. Step 3: Cross multiply
    5,490,032.28x = 8,236,084.64 × 2,079,340.16
  4. Step 4: Simplify right side
    5,490,032.28x = 17,125,621,553,111.14
  5. Step 5: Solve for x
    x = 17,125,621,553,111.14/5,490,032.28
  6. Step 6: Final answer
    x = 3,119,402.71

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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.