Home / 1,065,228.81-1,469,042.18-832,686.47

Finding the Fourth Proportional to 1,065,228.81, 1,469,042.18 and 832,686.47

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Solution

The fourth proportional to 1,065,228.81, 1,469,042.18 and 832,686.47 is: 1,148,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,228.81 : 1,469,042.18 = 832,686.47 : x
  2. Step 2: Convert to fraction form
    1,065,228.81/1,469,042.18 = 832,686.47/x
  3. Step 3: Cross multiply
    1,065,228.81x = 1,469,042.18 × 832,686.47
  4. Step 4: Simplify right side
    1,065,228.81x = 1,223,251,535,636.66
  5. Step 5: Solve for x
    x = 1,223,251,535,636.66/1,065,228.81
  6. Step 6: Final answer
    x = 1,148,346.28

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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.