Home / 1,081,693.79-1,622,543.46-441,997.55

Finding the Fourth Proportional to 1,081,693.79, 1,622,543.46 and 441,997.55

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Solution

The fourth proportional to 1,081,693.79, 1,622,543.46 and 441,997.55 is: 662,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,693.79 : 1,622,543.46 = 441,997.55 : x
  2. Step 2: Convert to fraction form
    1,081,693.79/1,622,543.46 = 441,997.55/x
  3. Step 3: Cross multiply
    1,081,693.79x = 1,622,543.46 × 441,997.55
  4. Step 4: Simplify right side
    1,081,693.79x = 717,160,224,870.81
  5. Step 5: Solve for x
    x = 717,160,224,870.81/1,081,693.79
  6. Step 6: Final answer
    x = 662,997.45

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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.