Home / 2,642,305.32-3,646,388.40-1,554,617.88

Finding the Fourth Proportional to 2,642,305.32, 3,646,388.40 and 1,554,617.88

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Solution

The fourth proportional to 2,642,305.32, 3,646,388.40 and 1,554,617.88 is: 2,145,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,305.32 : 3,646,388.40 = 1,554,617.88 : x
  2. Step 2: Convert to fraction form
    2,642,305.32/3,646,388.40 = 1,554,617.88/x
  3. Step 3: Cross multiply
    2,642,305.32x = 3,646,388.40 × 1,554,617.88
  4. Step 4: Simplify right side
    2,642,305.32x = 5,668,740,604,064.59
  5. Step 5: Solve for x
    x = 5,668,740,604,064.59/2,642,305.32
  6. Step 6: Final answer
    x = 2,145,376.83

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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.