Home / 2,527,716.78-3,487,397.49-1,439,218.53

Finding the Fourth Proportional to 2,527,716.78, 3,487,397.49 and 1,439,218.53

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Solution

The fourth proportional to 2,527,716.78, 3,487,397.49 and 1,439,218.53 is: 1,985,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527,716.78 : 3,487,397.49 = 1,439,218.53 : x
  2. Step 2: Convert to fraction form
    2,527,716.78/3,487,397.49 = 1,439,218.53/x
  3. Step 3: Cross multiply
    2,527,716.78x = 3,487,397.49 × 1,439,218.53
  4. Step 4: Simplify right side
    2,527,716.78x = 5,019,127,089,083.49
  5. Step 5: Solve for x
    x = 5,019,127,089,083.49/2,527,716.78
  6. Step 6: Final answer
    x = 1,985,636.65

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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.