Home / 3,888,031.80-5,832,047.70-2,208,415.80

Finding the Fourth Proportional to 3,888,031.80, 5,832,047.70 and 2,208,415.80

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Solution

The fourth proportional to 3,888,031.80, 5,832,047.70 and 2,208,415.80 is: 3,312,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,031.80 : 5,832,047.70 = 2,208,415.80 : x
  2. Step 2: Convert to fraction form
    3,888,031.80/5,832,047.70 = 2,208,415.80/x
  3. Step 3: Cross multiply
    3,888,031.80x = 5,832,047.70 × 2,208,415.80
  4. Step 4: Simplify right side
    3,888,031.80x = 12,879,586,287,033.66
  5. Step 5: Solve for x
    x = 12,879,586,287,033.66/3,888,031.80
  6. Step 6: Final answer
    x = 3,312,623.70

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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.