Home / 1,761,445.57-2,641,336.05-682,463.60

Finding the Fourth Proportional to 1,761,445.57, 2,641,336.05 and 682,463.60

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Solution

The fourth proportional to 1,761,445.57, 2,641,336.05 and 682,463.60 is: 1,023,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,445.57 : 2,641,336.05 = 682,463.60 : x
  2. Step 2: Convert to fraction form
    1,761,445.57/2,641,336.05 = 682,463.60/x
  3. Step 3: Cross multiply
    1,761,445.57x = 2,641,336.05 × 682,463.60
  4. Step 4: Simplify right side
    1,761,445.57x = 1,802,615,709,492.78
  5. Step 5: Solve for x
    x = 1,802,615,709,492.78/1,761,445.57
  6. Step 6: Final answer
    x = 1,023,372.93

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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.