Home / 2,730,255.60-4,098,007.80-1,383,938.40

Finding the Fourth Proportional to 2,730,255.60, 4,098,007.80 and 1,383,938.40

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Solution

The fourth proportional to 2,730,255.60, 4,098,007.80 and 1,383,938.40 is: 2,077,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,255.60 : 4,098,007.80 = 1,383,938.40 : x
  2. Step 2: Convert to fraction form
    2,730,255.60/4,098,007.80 = 1,383,938.40/x
  3. Step 3: Cross multiply
    2,730,255.60x = 4,098,007.80 × 1,383,938.40
  4. Step 4: Simplify right side
    2,730,255.60x = 5,671,390,357,919.52
  5. Step 5: Solve for x
    x = 5,671,390,357,919.52/2,730,255.60
  6. Step 6: Final answer
    x = 2,077,237.88

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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.