Home / 1,816,951.66-2,507,505.26-1,001,155.21

Finding the Fourth Proportional to 1,816,951.66, 2,507,505.26 and 1,001,155.21

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Solution

The fourth proportional to 1,816,951.66, 2,507,505.26 and 1,001,155.21 is: 1,381,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,951.66 : 2,507,505.26 = 1,001,155.21 : x
  2. Step 2: Convert to fraction form
    1,816,951.66/2,507,505.26 = 1,001,155.21/x
  3. Step 3: Cross multiply
    1,816,951.66x = 2,507,505.26 × 1,001,155.21
  4. Step 4: Simplify right side
    1,816,951.66x = 2,510,401,943,876.87
  5. Step 5: Solve for x
    x = 2,510,401,943,876.87/1,816,951.66
  6. Step 6: Final answer
    x = 1,381,655.88

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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.