Home / 3,963,387.60-5,945,081.40-971,571.60

Finding the Fourth Proportional to 3,963,387.60, 5,945,081.40 and 971,571.60

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Solution

The fourth proportional to 3,963,387.60, 5,945,081.40 and 971,571.60 is: 1,457,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,387.60 : 5,945,081.40 = 971,571.60 : x
  2. Step 2: Convert to fraction form
    3,963,387.60/5,945,081.40 = 971,571.60/x
  3. Step 3: Cross multiply
    3,963,387.60x = 5,945,081.40 × 971,571.60
  4. Step 4: Simplify right side
    3,963,387.60x = 5,776,072,247,928.24
  5. Step 5: Solve for x
    x = 5,776,072,247,928.24/3,963,387.60
  6. Step 6: Final answer
    x = 1,457,357.40

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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.