Home / 1,265,708.38-1,746,682.18-684,931.44

Finding the Fourth Proportional to 1,265,708.38, 1,746,682.18 and 684,931.44

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Solution

The fourth proportional to 1,265,708.38, 1,746,682.18 and 684,931.44 is: 945,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,708.38 : 1,746,682.18 = 684,931.44 : x
  2. Step 2: Convert to fraction form
    1,265,708.38/1,746,682.18 = 684,931.44/x
  3. Step 3: Cross multiply
    1,265,708.38x = 1,746,682.18 × 684,931.44
  4. Step 4: Simplify right side
    1,265,708.38x = 1,196,357,545,607.47
  5. Step 5: Solve for x
    x = 1,196,357,545,607.47/1,265,708.38
  6. Step 6: Final answer
    x = 945,207.89

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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.