Home / 1,192,156.85-1,645,219.65-682,957.64

Finding the Fourth Proportional to 1,192,156.85, 1,645,219.65 and 682,957.64

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Solution

The fourth proportional to 1,192,156.85, 1,645,219.65 and 682,957.64 is: 942,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,156.85 : 1,645,219.65 = 682,957.64 : x
  2. Step 2: Convert to fraction form
    1,192,156.85/1,645,219.65 = 682,957.64/x
  3. Step 3: Cross multiply
    1,192,156.85x = 1,645,219.65 × 682,957.64
  4. Step 4: Simplify right side
    1,192,156.85x = 1,123,615,329,445.63
  5. Step 5: Solve for x
    x = 1,123,615,329,445.63/1,192,156.85
  6. Step 6: Final answer
    x = 942,506.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.