Home / 2,913,963.60-4,370,945.40-2,895,301.20

Finding the Fourth Proportional to 2,913,963.60, 4,370,945.40 and 2,895,301.20

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Solution

The fourth proportional to 2,913,963.60, 4,370,945.40 and 2,895,301.20 is: 4,342,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,963.60 : 4,370,945.40 = 2,895,301.20 : x
  2. Step 2: Convert to fraction form
    2,913,963.60/4,370,945.40 = 2,895,301.20/x
  3. Step 3: Cross multiply
    2,913,963.60x = 4,370,945.40 × 2,895,301.20
  4. Step 4: Simplify right side
    2,913,963.60x = 12,655,203,461,754.48
  5. Step 5: Solve for x
    x = 12,655,203,461,754.48/2,913,963.60
  6. Step 6: Final answer
    x = 4,342,951.80

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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.