Home / 2,915,502.99-4,023,420.30-1,608,813.15

Finding the Fourth Proportional to 2,915,502.99, 4,023,420.30 and 1,608,813.15

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Solution

The fourth proportional to 2,915,502.99, 4,023,420.30 and 1,608,813.15 is: 2,220,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,502.99 : 4,023,420.30 = 1,608,813.15 : x
  2. Step 2: Convert to fraction form
    2,915,502.99/4,023,420.30 = 1,608,813.15/x
  3. Step 3: Cross multiply
    2,915,502.99x = 4,023,420.30 × 1,608,813.15
  4. Step 4: Simplify right side
    2,915,502.99x = 6,472,931,486,616.94
  5. Step 5: Solve for x
    x = 6,472,931,486,616.94/2,915,502.99
  6. Step 6: Final answer
    x = 2,220,176.59

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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.