Home / 1,016,990.06-1,403,344.07-609,081.46

Finding the Fourth Proportional to 1,016,990.06, 1,403,344.07 and 609,081.46

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Solution

The fourth proportional to 1,016,990.06, 1,403,344.07 and 609,081.46 is: 840,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,990.06 : 1,403,344.07 = 609,081.46 : x
  2. Step 2: Convert to fraction form
    1,016,990.06/1,403,344.07 = 609,081.46/x
  3. Step 3: Cross multiply
    1,016,990.06x = 1,403,344.07 × 609,081.46
  4. Step 4: Simplify right side
    1,016,990.06x = 854,750,853,052.29
  5. Step 5: Solve for x
    x = 854,750,853,052.29/1,016,990.06
  6. Step 6: Final answer
    x = 840,471.19

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Double scale
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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.