Home / 1,235,454.74-1,704,963.13-691,587.29

Finding the Fourth Proportional to 1,235,454.74, 1,704,963.13 and 691,587.29

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Solution

The fourth proportional to 1,235,454.74, 1,704,963.13 and 691,587.29 is: 954,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,454.74 : 1,704,963.13 = 691,587.29 : x
  2. Step 2: Convert to fraction form
    1,235,454.74/1,704,963.13 = 691,587.29/x
  3. Step 3: Cross multiply
    1,235,454.74x = 1,704,963.13 × 691,587.29
  4. Step 4: Simplify right side
    1,235,454.74x = 1,179,130,833,160.06
  5. Step 5: Solve for x
    x = 1,179,130,833,160.06/1,235,454.74
  6. Step 6: Final answer
    x = 954,410.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.