Home / 1,566,172.30-2,349,258.45-726,364.30

Finding the Fourth Proportional to 1,566,172.30, 2,349,258.45 and 726,364.30

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Solution

The fourth proportional to 1,566,172.30, 2,349,258.45 and 726,364.30 is: 1,089,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,172.30 : 2,349,258.45 = 726,364.30 : x
  2. Step 2: Convert to fraction form
    1,566,172.30/2,349,258.45 = 726,364.30/x
  3. Step 3: Cross multiply
    1,566,172.30x = 2,349,258.45 × 726,364.30
  4. Step 4: Simplify right side
    1,566,172.30x = 1,706,417,469,553.34
  5. Step 5: Solve for x
    x = 1,706,417,469,553.34/1,566,172.30
  6. Step 6: Final answer
    x = 1,089,546.45

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Double scale
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Similar ratio
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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.