Home / 3,050,315.46-4,569,896.34-1,428,108.21

Finding the Fourth Proportional to 3,050,315.46, 4,569,896.34 and 1,428,108.21

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Solution

The fourth proportional to 3,050,315.46, 4,569,896.34 and 1,428,108.21 is: 2,139,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050,315.46 : 4,569,896.34 = 1,428,108.21 : x
  2. Step 2: Convert to fraction form
    3,050,315.46/4,569,896.34 = 1,428,108.21/x
  3. Step 3: Cross multiply
    3,050,315.46x = 4,569,896.34 × 1,428,108.21
  4. Step 4: Simplify right side
    3,050,315.46x = 6,526,306,482,002.95
  5. Step 5: Solve for x
    x = 6,526,306,482,002.95/3,050,315.46
  6. Step 6: Final answer
    x = 2,139,551.32

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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.