Home / 2,725,189.64-4,088,417.70-928,088.72

Finding the Fourth Proportional to 2,725,189.64, 4,088,417.70 and 928,088.72

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Solution

The fourth proportional to 2,725,189.64, 4,088,417.70 and 928,088.72 is: 1,392,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,189.64 : 4,088,417.70 = 928,088.72 : x
  2. Step 2: Convert to fraction form
    2,725,189.64/4,088,417.70 = 928,088.72/x
  3. Step 3: Cross multiply
    2,725,189.64x = 4,088,417.70 × 928,088.72
  4. Step 4: Simplify right side
    2,725,189.64x = 3,794,414,350,018.34
  5. Step 5: Solve for x
    x = 3,794,414,350,018.34/2,725,189.64
  6. Step 6: Final answer
    x = 1,392,348.74

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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.