Home / 1,818,476.28-2,727,615.30-556,303.86

Finding the Fourth Proportional to 1,818,476.28, 2,727,615.30 and 556,303.86

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Solution

The fourth proportional to 1,818,476.28, 2,727,615.30 and 556,303.86 is: 834,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,476.28 : 2,727,615.30 = 556,303.86 : x
  2. Step 2: Convert to fraction form
    1,818,476.28/2,727,615.30 = 556,303.86/x
  3. Step 3: Cross multiply
    1,818,476.28x = 2,727,615.30 × 556,303.86
  4. Step 4: Simplify right side
    1,818,476.28x = 1,517,382,919,985.06
  5. Step 5: Solve for x
    x = 1,517,382,919,985.06/1,818,476.28
  6. Step 6: Final answer
    x = 834,425.47

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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.