Home / 1,107,525.88-1,661,341.58-538,228.72

Finding the Fourth Proportional to 1,107,525.88, 1,661,341.58 and 538,228.72

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Solution

The fourth proportional to 1,107,525.88, 1,661,341.58 and 538,228.72 is: 807,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,525.88 : 1,661,341.58 = 538,228.72 : x
  2. Step 2: Convert to fraction form
    1,107,525.88/1,661,341.58 = 538,228.72/x
  3. Step 3: Cross multiply
    1,107,525.88x = 1,661,341.58 × 538,228.72
  4. Step 4: Simplify right side
    1,107,525.88x = 894,181,752,086.18
  5. Step 5: Solve for x
    x = 894,181,752,086.18/1,107,525.88
  6. Step 6: Final answer
    x = 807,368.72

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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.