Home / 1,107,132.48-1,527,206.40-699,089.28

Finding the Fourth Proportional to 1,107,132.48, 1,527,206.40 and 699,089.28

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Solution

The fourth proportional to 1,107,132.48, 1,527,206.40 and 699,089.28 is: 964,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,132.48 : 1,527,206.40 = 699,089.28 : x
  2. Step 2: Convert to fraction form
    1,107,132.48/1,527,206.40 = 699,089.28/x
  3. Step 3: Cross multiply
    1,107,132.48x = 1,527,206.40 × 699,089.28
  4. Step 4: Simplify right side
    1,107,132.48x = 1,067,653,622,587.39
  5. Step 5: Solve for x
    x = 1,067,653,622,587.39/1,107,132.48
  6. Step 6: Final answer
    x = 964,341.34

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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.