Home / 4,042,833.40-5,578,870.98-2,206,926.28

Finding the Fourth Proportional to 4,042,833.40, 5,578,870.98 and 2,206,926.28

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Solution

The fourth proportional to 4,042,833.40, 5,578,870.98 and 2,206,926.28 is: 3,045,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042,833.40 : 5,578,870.98 = 2,206,926.28 : x
  2. Step 2: Convert to fraction form
    4,042,833.40/5,578,870.98 = 2,206,926.28/x
  3. Step 3: Cross multiply
    4,042,833.40x = 5,578,870.98 × 2,206,926.28
  4. Step 4: Simplify right side
    4,042,833.40x = 12,312,156,978,491.35
  5. Step 5: Solve for x
    x = 12,312,156,978,491.35/4,042,833.40
  6. Step 6: Final answer
    x = 3,045,427.74

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1.5x scale

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.