Home / 1,872,047.60-2,807,034.60-806,908.40

Finding the Fourth Proportional to 1,872,047.60, 2,807,034.60 and 806,908.40

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Solution

The fourth proportional to 1,872,047.60, 2,807,034.60 and 806,908.40 is: 1,209,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,047.60 : 2,807,034.60 = 806,908.40 : x
  2. Step 2: Convert to fraction form
    1,872,047.60/2,807,034.60 = 806,908.40/x
  3. Step 3: Cross multiply
    1,872,047.60x = 2,807,034.60 × 806,908.40
  4. Step 4: Simplify right side
    1,872,047.60x = 2,265,019,797,830.64
  5. Step 5: Solve for x
    x = 2,265,019,797,830.64/1,872,047.60
  6. Step 6: Final answer
    x = 1,209,915.71

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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.