Home / 4,158,633.15-6,238,540.22-1,280,239.53

Finding the Fourth Proportional to 4,158,633.15, 6,238,540.22 and 1,280,239.53

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Solution

The fourth proportional to 4,158,633.15, 6,238,540.22 and 1,280,239.53 is: 1,920,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,633.15 : 6,238,540.22 = 1,280,239.53 : x
  2. Step 2: Convert to fraction form
    4,158,633.15/6,238,540.22 = 1,280,239.53/x
  3. Step 3: Cross multiply
    4,158,633.15x = 6,238,540.22 × 1,280,239.53
  4. Step 4: Simplify right side
    4,158,633.15x = 7,986,825,769,343.17
  5. Step 5: Solve for x
    x = 7,986,825,769,343.17/4,158,633.15
  6. Step 6: Final answer
    x = 1,920,541.07

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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.