Home / 1,523,607.25-2,102,728.46-870,331.04

Finding the Fourth Proportional to 1,523,607.25, 2,102,728.46 and 870,331.04

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Solution

The fourth proportional to 1,523,607.25, 2,102,728.46 and 870,331.04 is: 1,201,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,607.25 : 2,102,728.46 = 870,331.04 : x
  2. Step 2: Convert to fraction form
    1,523,607.25/2,102,728.46 = 870,331.04/x
  3. Step 3: Cross multiply
    1,523,607.25x = 2,102,728.46 × 870,331.04
  4. Step 4: Simplify right side
    1,523,607.25x = 1,830,069,848,334.56
  5. Step 5: Solve for x
    x = 1,830,069,848,334.56/1,523,607.25
  6. Step 6: Final answer
    x = 1,201,142.78

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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.