Home / 1,948,607.43-2,902,363.62-1,861,178.01

Finding the Fourth Proportional to 1,948,607.43, 2,902,363.62 and 1,861,178.01

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Solution

The fourth proportional to 1,948,607.43, 2,902,363.62 and 1,861,178.01 is: 2,772,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,607.43 : 2,902,363.62 = 1,861,178.01 : x
  2. Step 2: Convert to fraction form
    1,948,607.43/2,902,363.62 = 1,861,178.01/x
  3. Step 3: Cross multiply
    1,948,607.43x = 2,902,363.62 × 1,861,178.01
  4. Step 4: Simplify right side
    1,948,607.43x = 5,401,815,346,568.00
  5. Step 5: Solve for x
    x = 5,401,815,346,568.00/1,948,607.43
  6. Step 6: Final answer
    x = 2,772,141.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.