Home / 2,772,098.40-4,158,147.60-1,256,507.40

Finding the Fourth Proportional to 2,772,098.40, 4,158,147.60 and 1,256,507.40

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Solution

The fourth proportional to 2,772,098.40, 4,158,147.60 and 1,256,507.40 is: 1,884,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,098.40 : 4,158,147.60 = 1,256,507.40 : x
  2. Step 2: Convert to fraction form
    2,772,098.40/4,158,147.60 = 1,256,507.40/x
  3. Step 3: Cross multiply
    2,772,098.40x = 4,158,147.60 × 1,256,507.40
  4. Step 4: Simplify right side
    2,772,098.40x = 5,224,743,229,692.24
  5. Step 5: Solve for x
    x = 5,224,743,229,692.24/2,772,098.40
  6. Step 6: Final answer
    x = 1,884,761.10

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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.