Home / 2,989,759.46-4,126,002.20-1,683,460.71

Finding the Fourth Proportional to 2,989,759.46, 4,126,002.20 and 1,683,460.71

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Solution

The fourth proportional to 2,989,759.46, 4,126,002.20 and 1,683,460.71 is: 2,323,251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,759.46 : 4,126,002.20 = 1,683,460.71 : x
  2. Step 2: Convert to fraction form
    2,989,759.46/4,126,002.20 = 1,683,460.71/x
  3. Step 3: Cross multiply
    2,989,759.46x = 4,126,002.20 × 1,683,460.71
  4. Step 4: Simplify right side
    2,989,759.46x = 6,945,962,584,656.26
  5. Step 5: Solve for x
    x = 6,945,962,584,656.26/2,989,759.46
  6. Step 6: Final answer
    x = 2,323,251.31

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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.