Home / 1,107,608.60-1,528,531.89-624,147.14

Finding the Fourth Proportional to 1,107,608.60, 1,528,531.89 and 624,147.14

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Solution

The fourth proportional to 1,107,608.60, 1,528,531.89 and 624,147.14 is: 861,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,608.60 : 1,528,531.89 = 624,147.14 : x
  2. Step 2: Convert to fraction form
    1,107,608.60/1,528,531.89 = 624,147.14/x
  3. Step 3: Cross multiply
    1,107,608.60x = 1,528,531.89 × 624,147.14
  4. Step 4: Simplify right side
    1,107,608.60x = 954,028,807,542.30
  5. Step 5: Solve for x
    x = 954,028,807,542.30/1,107,608.60
  6. Step 6: Final answer
    x = 861,341.10

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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.