Home / 1,980,761.01-2,971,342.19-683,744.35

Finding the Fourth Proportional to 1,980,761.01, 2,971,342.19 and 683,744.35

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Solution

The fourth proportional to 1,980,761.01, 2,971,342.19 and 683,744.35 is: 1,025,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,761.01 : 2,971,342.19 = 683,744.35 : x
  2. Step 2: Convert to fraction form
    1,980,761.01/2,971,342.19 = 683,744.35/x
  3. Step 3: Cross multiply
    1,980,761.01x = 2,971,342.19 × 683,744.35
  4. Step 4: Simplify right side
    1,980,761.01x = 2,031,638,434,329.13
  5. Step 5: Solve for x
    x = 2,031,638,434,329.13/1,980,761.01
  6. Step 6: Final answer
    x = 1,025,685.80

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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.