Home / 1,094,146.80-1,510,722.40-707,191.12

Finding the Fourth Proportional to 1,094,146.80, 1,510,722.40 and 707,191.12

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Solution

The fourth proportional to 1,094,146.80, 1,510,722.40 and 707,191.12 is: 976,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,146.80 : 1,510,722.40 = 707,191.12 : x
  2. Step 2: Convert to fraction form
    1,094,146.80/1,510,722.40 = 707,191.12/x
  3. Step 3: Cross multiply
    1,094,146.80x = 1,510,722.40 × 707,191.12
  4. Step 4: Simplify right side
    1,094,146.80x = 1,068,369,466,065.09
  5. Step 5: Solve for x
    x = 1,068,369,466,065.09/1,094,146.80
  6. Step 6: Final answer
    x = 976,440.70

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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.