Home / 1,065,763.50-1,471,409.76-684,462.48

Finding the Fourth Proportional to 1,065,763.50, 1,471,409.76 and 684,462.48

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Solution

The fourth proportional to 1,065,763.50, 1,471,409.76 and 684,462.48 is: 944,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,763.50 : 1,471,409.76 = 684,462.48 : x
  2. Step 2: Convert to fraction form
    1,065,763.50/1,471,409.76 = 684,462.48/x
  3. Step 3: Cross multiply
    1,065,763.50x = 1,471,409.76 × 684,462.48
  4. Step 4: Simplify right side
    1,065,763.50x = 1,007,124,773,425.80
  5. Step 5: Solve for x
    x = 1,007,124,773,425.80/1,065,763.50
  6. Step 6: Final answer
    x = 944,979.61

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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.