Home / 2,113,702.40-3,172,627.20-1,049,945.60

Finding the Fourth Proportional to 2,113,702.40, 3,172,627.20 and 1,049,945.60

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Solution

The fourth proportional to 2,113,702.40, 3,172,627.20 and 1,049,945.60 is: 1,575,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,702.40 : 3,172,627.20 = 1,049,945.60 : x
  2. Step 2: Convert to fraction form
    2,113,702.40/3,172,627.20 = 1,049,945.60/x
  3. Step 3: Cross multiply
    2,113,702.40x = 3,172,627.20 × 1,049,945.60
  4. Step 4: Simplify right side
    2,113,702.40x = 3,331,085,969,080.32
  5. Step 5: Solve for x
    x = 3,331,085,969,080.32/2,113,702.40
  6. Step 6: Final answer
    x = 1,575,948.43

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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.