Home / 3,453,001.47-5,178,077.15-1,178,709.05

Finding the Fourth Proportional to 3,453,001.47, 5,178,077.15 and 1,178,709.05

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Solution

The fourth proportional to 3,453,001.47, 5,178,077.15 and 1,178,709.05 is: 1,767,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453,001.47 : 5,178,077.15 = 1,178,709.05 : x
  2. Step 2: Convert to fraction form
    3,453,001.47/5,178,077.15 = 1,178,709.05/x
  3. Step 3: Cross multiply
    3,453,001.47x = 5,178,077.15 × 1,178,709.05
  4. Step 4: Simplify right side
    3,453,001.47x = 6,103,446,366,519.28
  5. Step 5: Solve for x
    x = 6,103,446,366,519.28/3,453,001.47
  6. Step 6: Final answer
    x = 1,767,577.11

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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.