Home / 1,938,850.17-2,908,254.87-499,527.74

Finding the Fourth Proportional to 1,938,850.17, 2,908,254.87 and 499,527.74

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Solution

The fourth proportional to 1,938,850.17, 2,908,254.87 and 499,527.74 is: 749,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,850.17 : 2,908,254.87 = 499,527.74 : x
  2. Step 2: Convert to fraction form
    1,938,850.17/2,908,254.87 = 499,527.74/x
  3. Step 3: Cross multiply
    1,938,850.17x = 2,908,254.87 × 499,527.74
  4. Step 4: Simplify right side
    1,938,850.17x = 1,452,753,968,013.82
  5. Step 5: Solve for x
    x = 1,452,753,968,013.82/1,938,850.17
  6. Step 6: Final answer
    x = 749,286.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.