Home / 2,772,055.10-4,158,082.65-1,876,259.90

Finding the Fourth Proportional to 2,772,055.10, 4,158,082.65 and 1,876,259.90

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Solution

The fourth proportional to 2,772,055.10, 4,158,082.65 and 1,876,259.90 is: 2,814,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,055.10 : 4,158,082.65 = 1,876,259.90 : x
  2. Step 2: Convert to fraction form
    2,772,055.10/4,158,082.65 = 1,876,259.90/x
  3. Step 3: Cross multiply
    2,772,055.10x = 4,158,082.65 × 1,876,259.90
  4. Step 4: Simplify right side
    2,772,055.10x = 7,801,643,737,080.74
  5. Step 5: Solve for x
    x = 7,801,643,737,080.74/2,772,055.10
  6. Step 6: Final answer
    x = 2,814,389.85

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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.