Home / 1,771,617.72-2,656,139.18-706,340.28

Finding the Fourth Proportional to 1,771,617.72, 2,656,139.18 and 706,340.28

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Solution

The fourth proportional to 1,771,617.72, 2,656,139.18 and 706,340.28 is: 1,058,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,617.72 : 2,656,139.18 = 706,340.28 : x
  2. Step 2: Convert to fraction form
    1,771,617.72/2,656,139.18 = 706,340.28/x
  3. Step 3: Cross multiply
    1,771,617.72x = 2,656,139.18 × 706,340.28
  4. Step 4: Simplify right side
    1,771,617.72x = 1,876,138,092,120.17
  5. Step 5: Solve for x
    x = 1,876,138,092,120.17/1,771,617.72
  6. Step 6: Final answer
    x = 1,058,997.14

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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.