Home / 1,692,132-2,335,142.16-928,187.39

Finding the Fourth Proportional to 1,692,132, 2,335,142.16 and 928,187.39

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Solution

The fourth proportional to 1,692,132, 2,335,142.16 and 928,187.39 is: 1,280,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,132 : 2,335,142.16 = 928,187.39 : x
  2. Step 2: Convert to fraction form
    1,692,132/2,335,142.16 = 928,187.39/x
  3. Step 3: Cross multiply
    1,692,132x = 2,335,142.16 × 928,187.39
  4. Step 4: Simplify right side
    1,692,132x = 2,167,449,495,093.65
  5. Step 5: Solve for x
    x = 2,167,449,495,093.65/1,692,132
  6. Step 6: Final answer
    x = 1,280,898.59

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.