Home / 4,364,853.40-6,561,276.90-3,111,362.20

Finding the Fourth Proportional to 4,364,853.40, 6,561,276.90 and 3,111,362.20

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Solution

The fourth proportional to 4,364,853.40, 6,561,276.90 and 3,111,362.20 is: 4,677,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364,853.40 : 6,561,276.90 = 3,111,362.20 : x
  2. Step 2: Convert to fraction form
    4,364,853.40/6,561,276.90 = 3,111,362.20/x
  3. Step 3: Cross multiply
    4,364,853.40x = 6,561,276.90 × 3,111,362.20
  4. Step 4: Simplify right side
    4,364,853.40x = 20,414,508,930,393.18
  5. Step 5: Solve for x
    x = 20,414,508,930,393.18/4,364,853.40
  6. Step 6: Final answer
    x = 4,677,020.52

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1.5x scale

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.