Home / 1,452,135.40-2,178,203.10-741,927.40

Finding the Fourth Proportional to 1,452,135.40, 2,178,203.10 and 741,927.40

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Solution

The fourth proportional to 1,452,135.40, 2,178,203.10 and 741,927.40 is: 1,112,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,135.40 : 2,178,203.10 = 741,927.40 : x
  2. Step 2: Convert to fraction form
    1,452,135.40/2,178,203.10 = 741,927.40/x
  3. Step 3: Cross multiply
    1,452,135.40x = 2,178,203.10 × 741,927.40
  4. Step 4: Simplify right side
    1,452,135.40x = 1,616,068,562,654.94
  5. Step 5: Solve for x
    x = 1,616,068,562,654.94/1,452,135.40
  6. Step 6: Final answer
    x = 1,112,891.10

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Double scale
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Similar ratio
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1.5x scale

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.