Home / 1,314,551.71-1,814,082.57-710,939.71

Finding the Fourth Proportional to 1,314,551.71, 1,814,082.57 and 710,939.71

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Solution

The fourth proportional to 1,314,551.71, 1,814,082.57 and 710,939.71 is: 981,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,551.71 : 1,814,082.57 = 710,939.71 : x
  2. Step 2: Convert to fraction form
    1,314,551.71/1,814,082.57 = 710,939.71/x
  3. Step 3: Cross multiply
    1,314,551.71x = 1,814,082.57 × 710,939.71
  4. Step 4: Simplify right side
    1,314,551.71x = 1,289,703,336,231.85
  5. Step 5: Solve for x
    x = 1,289,703,336,231.85/1,314,551.71
  6. Step 6: Final answer
    x = 981,097.45

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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.