Home / 3,398,693.24-4,689,647.86-1,948,121.76

Finding the Fourth Proportional to 3,398,693.24, 4,689,647.86 and 1,948,121.76

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Solution

The fourth proportional to 3,398,693.24, 4,689,647.86 and 1,948,121.76 is: 2,688,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,693.24 : 4,689,647.86 = 1,948,121.76 : x
  2. Step 2: Convert to fraction form
    3,398,693.24/4,689,647.86 = 1,948,121.76/x
  3. Step 3: Cross multiply
    3,398,693.24x = 4,689,647.86 × 1,948,121.76
  4. Step 4: Simplify right side
    3,398,693.24x = 9,136,005,042,803.43
  5. Step 5: Solve for x
    x = 9,136,005,042,803.43/3,398,693.24
  6. Step 6: Final answer
    x = 2,688,093.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.