Home / 2,851,909.65-3,935,635.32-1,644,685.65

Finding the Fourth Proportional to 2,851,909.65, 3,935,635.32 and 1,644,685.65

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Solution

The fourth proportional to 2,851,909.65, 3,935,635.32 and 1,644,685.65 is: 2,269,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,909.65 : 3,935,635.32 = 1,644,685.65 : x
  2. Step 2: Convert to fraction form
    2,851,909.65/3,935,635.32 = 1,644,685.65/x
  3. Step 3: Cross multiply
    2,851,909.65x = 3,935,635.32 × 1,644,685.65
  4. Step 4: Simplify right side
    2,851,909.65x = 6,472,882,934,437.16
  5. Step 5: Solve for x
    x = 6,472,882,934,437.16/2,851,909.65
  6. Step 6: Final answer
    x = 2,269,666.20

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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.