Home / 3,678,352.56-5,517,531.88-1,758,812.13

Finding the Fourth Proportional to 3,678,352.56, 5,517,531.88 and 1,758,812.13

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Solution

The fourth proportional to 3,678,352.56, 5,517,531.88 and 1,758,812.13 is: 2,638,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,352.56 : 5,517,531.88 = 1,758,812.13 : x
  2. Step 2: Convert to fraction form
    3,678,352.56/5,517,531.88 = 1,758,812.13/x
  3. Step 3: Cross multiply
    3,678,352.56x = 5,517,531.88 × 1,758,812.13
  4. Step 4: Simplify right side
    3,678,352.56x = 9,704,301,993,808.67
  5. Step 5: Solve for x
    x = 9,704,301,993,808.67/3,678,352.56
  6. Step 6: Final answer
    x = 2,638,219.65

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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.