Home / 5,872,205.80-8,806,235.10-2,085,812.20

Finding the Fourth Proportional to 5,872,205.80, 8,806,235.10 and 2,085,812.20

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Solution

The fourth proportional to 5,872,205.80, 8,806,235.10 and 2,085,812.20 is: 3,127,981.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872,205.80 : 8,806,235.10 = 2,085,812.20 : x
  2. Step 2: Convert to fraction form
    5,872,205.80/8,806,235.10 = 2,085,812.20/x
  3. Step 3: Cross multiply
    5,872,205.80x = 8,806,235.10 × 2,085,812.20
  4. Step 4: Simplify right side
    5,872,205.80x = 18,368,152,607,648.22
  5. Step 5: Solve for x
    x = 18,368,152,607,648.22/5,872,205.80
  6. Step 6: Final answer
    x = 3,127,981.76

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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.