Home / 1,133,443-1,564,151.34-624,144.16

Finding the Fourth Proportional to 1,133,443, 1,564,151.34 and 624,144.16

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Solution

The fourth proportional to 1,133,443, 1,564,151.34 and 624,144.16 is: 861,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,443 : 1,564,151.34 = 624,144.16 : x
  2. Step 2: Convert to fraction form
    1,133,443/1,564,151.34 = 624,144.16/x
  3. Step 3: Cross multiply
    1,133,443x = 1,564,151.34 × 624,144.16
  4. Step 4: Simplify right side
    1,133,443x = 976,255,924,217.18
  5. Step 5: Solve for x
    x = 976,255,924,217.18/1,133,443
  6. Step 6: Final answer
    x = 861,318.94

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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.