Home / 2,849,007.65-3,932,211.96-1,931,531.78

Finding the Fourth Proportional to 2,849,007.65, 3,932,211.96 and 1,931,531.78

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Solution

The fourth proportional to 2,849,007.65, 3,932,211.96 and 1,931,531.78 is: 2,665,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,007.65 : 3,932,211.96 = 1,931,531.78 : x
  2. Step 2: Convert to fraction form
    2,849,007.65/3,932,211.96 = 1,931,531.78/x
  3. Step 3: Cross multiply
    2,849,007.65x = 3,932,211.96 × 1,931,531.78
  4. Step 4: Simplify right side
    2,849,007.65x = 7,595,192,376,266.62
  5. Step 5: Solve for x
    x = 7,595,192,376,266.62/2,849,007.65
  6. Step 6: Final answer
    x = 2,665,908.04

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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.