Home / 4,364,813.40-6,561,216.90-3,111,322.20

Finding the Fourth Proportional to 4,364,813.40, 6,561,216.90 and 3,111,322.20

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Solution

The fourth proportional to 4,364,813.40, 6,561,216.90 and 3,111,322.20 is: 4,676,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364,813.40 : 6,561,216.90 = 3,111,322.20 : x
  2. Step 2: Convert to fraction form
    4,364,813.40/6,561,216.90 = 3,111,322.20/x
  3. Step 3: Cross multiply
    4,364,813.40x = 6,561,216.90 × 3,111,322.20
  4. Step 4: Simplify right side
    4,364,813.40x = 20,414,059,799,985.18
  5. Step 5: Solve for x
    x = 20,414,059,799,985.18/4,364,813.40
  6. Step 6: Final answer
    x = 4,676,960.49

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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.