Home / 1,265,711.86-1,746,686.96-684,934.94

Finding the Fourth Proportional to 1,265,711.86, 1,746,686.96 and 684,934.94

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Solution

The fourth proportional to 1,265,711.86, 1,746,686.96 and 684,934.94 is: 945,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,711.86 : 1,746,686.96 = 684,934.94 : x
  2. Step 2: Convert to fraction form
    1,265,711.86/1,746,686.96 = 684,934.94/x
  3. Step 3: Cross multiply
    1,265,711.86x = 1,746,686.96 × 684,934.94
  4. Step 4: Simplify right side
    1,265,711.86x = 1,196,366,928,146.38
  5. Step 5: Solve for x
    x = 1,196,366,928,146.38/1,265,711.86
  6. Step 6: Final answer
    x = 945,212.70

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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.