Home / 2,151,630.80-3,226,063.80-889,960.40

Finding the Fourth Proportional to 2,151,630.80, 3,226,063.80 and 889,960.40

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Solution

The fourth proportional to 2,151,630.80, 3,226,063.80 and 889,960.40 is: 1,334,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,630.80 : 3,226,063.80 = 889,960.40 : x
  2. Step 2: Convert to fraction form
    2,151,630.80/3,226,063.80 = 889,960.40/x
  3. Step 3: Cross multiply
    2,151,630.80x = 3,226,063.80 × 889,960.40
  4. Step 4: Simplify right side
    2,151,630.80x = 2,871,069,029,873.52
  5. Step 5: Solve for x
    x = 2,871,069,029,873.52/2,151,630.80
  6. Step 6: Final answer
    x = 1,334,368.81

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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.