Home / 2,752,084.60-4,128,126.90-1,618,343.80

Finding the Fourth Proportional to 2,752,084.60, 4,128,126.90 and 1,618,343.80

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Solution

The fourth proportional to 2,752,084.60, 4,128,126.90 and 1,618,343.80 is: 2,427,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,084.60 : 4,128,126.90 = 1,618,343.80 : x
  2. Step 2: Convert to fraction form
    2,752,084.60/4,128,126.90 = 1,618,343.80/x
  3. Step 3: Cross multiply
    2,752,084.60x = 4,128,126.90 × 1,618,343.80
  4. Step 4: Simplify right side
    2,752,084.60x = 6,680,728,574,228.22
  5. Step 5: Solve for x
    x = 6,680,728,574,228.22/2,752,084.60
  6. Step 6: Final answer
    x = 2,427,515.70

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1.5x scale

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.