Home / 1,161,012.32-1,742,191.08-487,034

Finding the Fourth Proportional to 1,161,012.32, 1,742,191.08 and 487,034

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Solution

The fourth proportional to 1,161,012.32, 1,742,191.08 and 487,034 is: 730,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,012.32 : 1,742,191.08 = 487,034 : x
  2. Step 2: Convert to fraction form
    1,161,012.32/1,742,191.08 = 487,034/x
  3. Step 3: Cross multiply
    1,161,012.32x = 1,742,191.08 × 487,034
  4. Step 4: Simplify right side
    1,161,012.32x = 848,506,290,456.72
  5. Step 5: Solve for x
    x = 848,506,290,456.72/1,161,012.32
  6. Step 6: Final answer
    x = 730,833.15

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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.