Home / 2,578,667.10-3,868,000.65-2,321,803.95

Finding the Fourth Proportional to 2,578,667.10, 3,868,000.65 and 2,321,803.95

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Solution

The fourth proportional to 2,578,667.10, 3,868,000.65 and 2,321,803.95 is: 3,482,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,667.10 : 3,868,000.65 = 2,321,803.95 : x
  2. Step 2: Convert to fraction form
    2,578,667.10/3,868,000.65 = 2,321,803.95/x
  3. Step 3: Cross multiply
    2,578,667.10x = 3,868,000.65 × 2,321,803.95
  4. Step 4: Simplify right side
    2,578,667.10x = 8,980,739,187,772.57
  5. Step 5: Solve for x
    x = 8,980,739,187,772.57/2,578,667.10
  6. Step 6: Final answer
    x = 3,482,705.93

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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.