Home / 1,129,838.80-1,700,914.06-975,562.96

Finding the Fourth Proportional to 1,129,838.80, 1,700,914.06 and 975,562.96

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Solution

The fourth proportional to 1,129,838.80, 1,700,914.06 and 975,562.96 is: 1,468,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,838.80 : 1,700,914.06 = 975,562.96 : x
  2. Step 2: Convert to fraction form
    1,129,838.80/1,700,914.06 = 975,562.96/x
  3. Step 3: Cross multiply
    1,129,838.80x = 1,700,914.06 × 975,562.96
  4. Step 4: Simplify right side
    1,129,838.80x = 1,659,348,755,079.22
  5. Step 5: Solve for x
    x = 1,659,348,755,079.22/1,129,838.80
  6. Step 6: Final answer
    x = 1,468,659.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.