Home / 2,528,768.20-3,793,152.30-1,330,227.40

Finding the Fourth Proportional to 2,528,768.20, 3,793,152.30 and 1,330,227.40

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Solution

The fourth proportional to 2,528,768.20, 3,793,152.30 and 1,330,227.40 is: 1,995,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,768.20 : 3,793,152.30 = 1,330,227.40 : x
  2. Step 2: Convert to fraction form
    2,528,768.20/3,793,152.30 = 1,330,227.40/x
  3. Step 3: Cross multiply
    2,528,768.20x = 3,793,152.30 × 1,330,227.40
  4. Step 4: Simplify right side
    2,528,768.20x = 5,045,755,121,833.02
  5. Step 5: Solve for x
    x = 5,045,755,121,833.02/2,528,768.20
  6. Step 6: Final answer
    x = 1,995,341.10

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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.