Home / 3,417,772.40-5,127,436.20-1,997,097.20

Finding the Fourth Proportional to 3,417,772.40, 5,127,436.20 and 1,997,097.20

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Solution

The fourth proportional to 3,417,772.40, 5,127,436.20 and 1,997,097.20 is: 2,996,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,772.40 : 5,127,436.20 = 1,997,097.20 : x
  2. Step 2: Convert to fraction form
    3,417,772.40/5,127,436.20 = 1,997,097.20/x
  3. Step 3: Cross multiply
    3,417,772.40x = 5,127,436.20 × 1,997,097.20
  4. Step 4: Simplify right side
    3,417,772.40x = 10,239,988,478,198.64
  5. Step 5: Solve for x
    x = 10,239,988,478,198.64/3,417,772.40
  6. Step 6: Final answer
    x = 2,996,100.17

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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.