Home / 3,209,652.52-4,426,737.80-2,821,638.31

Finding the Fourth Proportional to 3,209,652.52, 4,426,737.80 and 2,821,638.31

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Solution

The fourth proportional to 3,209,652.52, 4,426,737.80 and 2,821,638.31 is: 3,891,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,652.52 : 4,426,737.80 = 2,821,638.31 : x
  2. Step 2: Convert to fraction form
    3,209,652.52/4,426,737.80 = 2,821,638.31/x
  3. Step 3: Cross multiply
    3,209,652.52x = 4,426,737.80 × 2,821,638.31
  4. Step 4: Simplify right side
    3,209,652.52x = 12,490,652,971,859.21
  5. Step 5: Solve for x
    x = 12,490,652,971,859.21/3,209,652.52
  6. Step 6: Final answer
    x = 3,891,590.41

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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.