Home / 1,145,934.27-1,581,296.72-662,530.57

Finding the Fourth Proportional to 1,145,934.27, 1,581,296.72 and 662,530.57

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Solution

The fourth proportional to 1,145,934.27, 1,581,296.72 and 662,530.57 is: 914,238.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,934.27 : 1,581,296.72 = 662,530.57 : x
  2. Step 2: Convert to fraction form
    1,145,934.27/1,581,296.72 = 662,530.57/x
  3. Step 3: Cross multiply
    1,145,934.27x = 1,581,296.72 × 662,530.57
  4. Step 4: Simplify right side
    1,145,934.27x = 1,047,657,409,974.84
  5. Step 5: Solve for x
    x = 1,047,657,409,974.84/1,145,934.27
  6. Step 6: Final answer
    x = 914,238.66

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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.