Home / 1,173,053.77-1,618,438.01-656,731.78

Finding the Fourth Proportional to 1,173,053.77, 1,618,438.01 and 656,731.78

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Solution

The fourth proportional to 1,173,053.77, 1,618,438.01 and 656,731.78 is: 906,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,053.77 : 1,618,438.01 = 656,731.78 : x
  2. Step 2: Convert to fraction form
    1,173,053.77/1,618,438.01 = 656,731.78/x
  3. Step 3: Cross multiply
    1,173,053.77x = 1,618,438.01 × 656,731.78
  4. Step 4: Simplify right side
    1,173,053.77x = 1,062,879,667,797.20
  5. Step 5: Solve for x
    x = 1,062,879,667,797.20/1,173,053.77
  6. Step 6: Final answer
    x = 906,079.24

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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.