Home / 1,069,440.62-1,604,162.01-270,722.12

Finding the Fourth Proportional to 1,069,440.62, 1,604,162.01 and 270,722.12

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Solution

The fourth proportional to 1,069,440.62, 1,604,162.01 and 270,722.12 is: 406,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,440.62 : 1,604,162.01 = 270,722.12 : x
  2. Step 2: Convert to fraction form
    1,069,440.62/1,604,162.01 = 270,722.12/x
  3. Step 3: Cross multiply
    1,069,440.62x = 1,604,162.01 × 270,722.12
  4. Step 4: Simplify right side
    1,069,440.62x = 434,282,140,170.66
  5. Step 5: Solve for x
    x = 434,282,140,170.66/1,069,440.62
  6. Step 6: Final answer
    x = 406,083.45

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Double scale
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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.