Home / 1,160,800.65-1,601,882.37-644,527.71

Finding the Fourth Proportional to 1,160,800.65, 1,601,882.37 and 644,527.71

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Solution

The fourth proportional to 1,160,800.65, 1,601,882.37 and 644,527.71 is: 889,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,800.65 : 1,601,882.37 = 644,527.71 : x
  2. Step 2: Convert to fraction form
    1,160,800.65/1,601,882.37 = 644,527.71/x
  3. Step 3: Cross multiply
    1,160,800.65x = 1,601,882.37 × 644,527.71
  4. Step 4: Simplify right side
    1,160,800.65x = 1,032,457,575,625.47
  5. Step 5: Solve for x
    x = 1,032,457,575,625.47/1,160,800.65
  6. Step 6: Final answer
    x = 889,435.73

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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.