Home / 1,336,710.70-2,005,066.05-1,242,232.30

Finding the Fourth Proportional to 1,336,710.70, 2,005,066.05 and 1,242,232.30

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Solution

The fourth proportional to 1,336,710.70, 2,005,066.05 and 1,242,232.30 is: 1,863,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,710.70 : 2,005,066.05 = 1,242,232.30 : x
  2. Step 2: Convert to fraction form
    1,336,710.70/2,005,066.05 = 1,242,232.30/x
  3. Step 3: Cross multiply
    1,336,710.70x = 2,005,066.05 × 1,242,232.30
  4. Step 4: Simplify right side
    1,336,710.70x = 2,490,757,810,943.42
  5. Step 5: Solve for x
    x = 2,490,757,810,943.42/1,336,710.70
  6. Step 6: Final answer
    x = 1,863,348.45

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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.