Home / 2,750,877.20-4,128,284.10-1,154,585.90

Finding the Fourth Proportional to 2,750,877.20, 4,128,284.10 and 1,154,585.90

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Solution

The fourth proportional to 2,750,877.20, 4,128,284.10 and 1,154,585.90 is: 1,732,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,877.20 : 4,128,284.10 = 1,154,585.90 : x
  2. Step 2: Convert to fraction form
    2,750,877.20/4,128,284.10 = 1,154,585.90/x
  3. Step 3: Cross multiply
    2,750,877.20x = 4,128,284.10 × 1,154,585.90
  4. Step 4: Simplify right side
    2,750,877.20x = 4,766,458,613,054.19
  5. Step 5: Solve for x
    x = 4,766,458,613,054.19/2,750,877.20
  6. Step 6: Final answer
    x = 1,732,704.98

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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.