Home / 3,810,106.85-5,257,672.90-2,178,582.98

Finding the Fourth Proportional to 3,810,106.85, 5,257,672.90 and 2,178,582.98

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Solution

The fourth proportional to 3,810,106.85, 5,257,672.90 and 2,178,582.98 is: 3,006,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,106.85 : 5,257,672.90 = 2,178,582.98 : x
  2. Step 2: Convert to fraction form
    3,810,106.85/5,257,672.90 = 2,178,582.98/x
  3. Step 3: Cross multiply
    3,810,106.85x = 5,257,672.90 × 2,178,582.98
  4. Step 4: Simplify right side
    3,810,106.85x = 11,454,276,694,347.24
  5. Step 5: Solve for x
    x = 11,454,276,694,347.24/3,810,106.85
  6. Step 6: Final answer
    x = 3,006,287.53

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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.