Home / 1,436,414.60-2,154,621.90-838,051.40

Finding the Fourth Proportional to 1,436,414.60, 2,154,621.90 and 838,051.40

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Solution

The fourth proportional to 1,436,414.60, 2,154,621.90 and 838,051.40 is: 1,257,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,414.60 : 2,154,621.90 = 838,051.40 : x
  2. Step 2: Convert to fraction form
    1,436,414.60/2,154,621.90 = 838,051.40/x
  3. Step 3: Cross multiply
    1,436,414.60x = 2,154,621.90 × 838,051.40
  4. Step 4: Simplify right side
    1,436,414.60x = 1,805,683,899,765.66
  5. Step 5: Solve for x
    x = 1,805,683,899,765.66/1,436,414.60
  6. Step 6: Final answer
    x = 1,257,077.10

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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.