Home / 3,385,586.13-5,078,320.36-1,363,778.35

Finding the Fourth Proportional to 3,385,586.13, 5,078,320.36 and 1,363,778.35

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Solution

The fourth proportional to 3,385,586.13, 5,078,320.36 and 1,363,778.35 is: 2,045,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,586.13 : 5,078,320.36 = 1,363,778.35 : x
  2. Step 2: Convert to fraction form
    3,385,586.13/5,078,320.36 = 1,363,778.35/x
  3. Step 3: Cross multiply
    3,385,586.13x = 5,078,320.36 × 1,363,778.35
  4. Step 4: Simplify right side
    3,385,586.13x = 6,925,703,361,332.21
  5. Step 5: Solve for x
    x = 6,925,703,361,332.21/3,385,586.13
  6. Step 6: Final answer
    x = 2,045,643.83

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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.