Home / 3,280,502.70-4,920,754.05-2,075,903.10

Finding the Fourth Proportional to 3,280,502.70, 4,920,754.05 and 2,075,903.10

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Solution

The fourth proportional to 3,280,502.70, 4,920,754.05 and 2,075,903.10 is: 3,113,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,502.70 : 4,920,754.05 = 2,075,903.10 : x
  2. Step 2: Convert to fraction form
    3,280,502.70/4,920,754.05 = 2,075,903.10/x
  3. Step 3: Cross multiply
    3,280,502.70x = 4,920,754.05 × 2,075,903.10
  4. Step 4: Simplify right side
    3,280,502.70x = 10,215,008,586,732.55
  5. Step 5: Solve for x
    x = 10,215,008,586,732.55/3,280,502.70
  6. Step 6: Final answer
    x = 3,113,854.65

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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.