Home / 1,363,863.24-2,047,055.22-690,417.18

Finding the Fourth Proportional to 1,363,863.24, 2,047,055.22 and 690,417.18

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Solution

The fourth proportional to 1,363,863.24, 2,047,055.22 and 690,417.18 is: 1,036,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,863.24 : 2,047,055.22 = 690,417.18 : x
  2. Step 2: Convert to fraction form
    1,363,863.24/2,047,055.22 = 690,417.18/x
  3. Step 3: Cross multiply
    1,363,863.24x = 2,047,055.22 × 690,417.18
  4. Step 4: Simplify right side
    1,363,863.24x = 1,413,322,092,296.68
  5. Step 5: Solve for x
    x = 1,413,322,092,296.68/1,363,863.24
  6. Step 6: Final answer
    x = 1,036,263.79

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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.