Home / 2,756,159.11-4,134,790.51-1,543,460.30

Finding the Fourth Proportional to 2,756,159.11, 4,134,790.51 and 1,543,460.30

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Solution

The fourth proportional to 2,756,159.11, 4,134,790.51 and 1,543,460.30 is: 2,315,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,159.11 : 4,134,790.51 = 1,543,460.30 : x
  2. Step 2: Convert to fraction form
    2,756,159.11/4,134,790.51 = 1,543,460.30/x
  3. Step 3: Cross multiply
    2,756,159.11x = 4,134,790.51 × 1,543,460.30
  4. Step 4: Simplify right side
    2,756,159.11x = 6,381,885,000,656.89
  5. Step 5: Solve for x
    x = 6,381,885,000,656.89/2,756,159.11
  6. Step 6: Final answer
    x = 2,315,499.49

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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.