Home / 1,701,411.12-2,347,209.64-1,012,696.78

Finding the Fourth Proportional to 1,701,411.12, 2,347,209.64 and 1,012,696.78

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Solution

The fourth proportional to 1,701,411.12, 2,347,209.64 and 1,012,696.78 is: 1,397,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,411.12 : 2,347,209.64 = 1,012,696.78 : x
  2. Step 2: Convert to fraction form
    1,701,411.12/2,347,209.64 = 1,012,696.78/x
  3. Step 3: Cross multiply
    1,701,411.12x = 2,347,209.64 × 1,012,696.78
  4. Step 4: Simplify right side
    1,701,411.12x = 2,377,011,644,412.96
  5. Step 5: Solve for x
    x = 2,377,011,644,412.96/1,701,411.12
  6. Step 6: Final answer
    x = 1,397,082.47

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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.