Home / 2,065,617.68-2,849,720-1,248,402.57

Finding the Fourth Proportional to 2,065,617.68, 2,849,720 and 1,248,402.57

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Solution

The fourth proportional to 2,065,617.68, 2,849,720 and 1,248,402.57 is: 1,722,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,617.68 : 2,849,720 = 1,248,402.57 : x
  2. Step 2: Convert to fraction form
    2,065,617.68/2,849,720 = 1,248,402.57/x
  3. Step 3: Cross multiply
    2,065,617.68x = 2,849,720 × 1,248,402.57
  4. Step 4: Simplify right side
    2,065,617.68x = 3,557,597,771,780.40
  5. Step 5: Solve for x
    x = 3,557,597,771,780.40/2,065,617.68
  6. Step 6: Final answer
    x = 1,722,292.47

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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.