Home / 3,435,543.40-5,153,315.10-1,191,908.20

Finding the Fourth Proportional to 3,435,543.40, 5,153,315.10 and 1,191,908.20

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Solution

The fourth proportional to 3,435,543.40, 5,153,315.10 and 1,191,908.20 is: 1,787,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,543.40 : 5,153,315.10 = 1,191,908.20 : x
  2. Step 2: Convert to fraction form
    3,435,543.40/5,153,315.10 = 1,191,908.20/x
  3. Step 3: Cross multiply
    3,435,543.40x = 5,153,315.10 × 1,191,908.20
  4. Step 4: Simplify right side
    3,435,543.40x = 6,142,278,524,873.82
  5. Step 5: Solve for x
    x = 6,142,278,524,873.82/3,435,543.40
  6. Step 6: Final answer
    x = 1,787,862.30

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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.