Home / 1,386,260.60-1,912,241.12-834,592.28

Finding the Fourth Proportional to 1,386,260.60, 1,912,241.12 and 834,592.28

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Solution

The fourth proportional to 1,386,260.60, 1,912,241.12 and 834,592.28 is: 1,151,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,260.60 : 1,912,241.12 = 834,592.28 : x
  2. Step 2: Convert to fraction form
    1,386,260.60/1,912,241.12 = 834,592.28/x
  3. Step 3: Cross multiply
    1,386,260.60x = 1,912,241.12 × 834,592.28
  4. Step 4: Simplify right side
    1,386,260.60x = 1,595,941,662,516.39
  5. Step 5: Solve for x
    x = 1,595,941,662,516.39/1,386,260.60
  6. Step 6: Final answer
    x = 1,151,256.60

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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.