Home / 2,772,051.10-4,161,187.05-2,143,750.30

Finding the Fourth Proportional to 2,772,051.10, 4,161,187.05 and 2,143,750.30

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Solution

The fourth proportional to 2,772,051.10, 4,161,187.05 and 2,143,750.30 is: 3,218,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,051.10 : 4,161,187.05 = 2,143,750.30 : x
  2. Step 2: Convert to fraction form
    2,772,051.10/4,161,187.05 = 2,143,750.30/x
  3. Step 3: Cross multiply
    2,772,051.10x = 4,161,187.05 × 2,143,750.30
  4. Step 4: Simplify right side
    2,772,051.10x = 8,920,545,986,793.61
  5. Step 5: Solve for x
    x = 8,920,545,986,793.61/2,772,051.10
  6. Step 6: Final answer
    x = 3,218,030.86

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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.