Home / 2,761,816.50-4,142,776.59-767,324.34

Finding the Fourth Proportional to 2,761,816.50, 4,142,776.59 and 767,324.34

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Solution

The fourth proportional to 2,761,816.50, 4,142,776.59 and 767,324.34 is: 1,151,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,816.50 : 4,142,776.59 = 767,324.34 : x
  2. Step 2: Convert to fraction form
    2,761,816.50/4,142,776.59 = 767,324.34/x
  3. Step 3: Cross multiply
    2,761,816.50x = 4,142,776.59 × 767,324.34
  4. Step 4: Simplify right side
    2,761,816.50x = 3,178,853,312,689.20
  5. Step 5: Solve for x
    x = 3,178,853,312,689.20/2,761,816.50
  6. Step 6: Final answer
    x = 1,151,000.91

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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.