Home / 1,312,377.33-1,966,349.84-805,882.71

Finding the Fourth Proportional to 1,312,377.33, 1,966,349.84 and 805,882.71

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Solution

The fourth proportional to 1,312,377.33, 1,966,349.84 and 805,882.71 is: 1,207,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,377.33 : 1,966,349.84 = 805,882.71 : x
  2. Step 2: Convert to fraction form
    1,312,377.33/1,966,349.84 = 805,882.71/x
  3. Step 3: Cross multiply
    1,312,377.33x = 1,966,349.84 × 805,882.71
  4. Step 4: Simplify right side
    1,312,377.33x = 1,584,647,333,837.85
  5. Step 5: Solve for x
    x = 1,584,647,333,837.85/1,312,377.33
  6. Step 6: Final answer
    x = 1,207,463.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.