Home / 3,387,520.49-4,674,782.50-1,838,781.32

Finding the Fourth Proportional to 3,387,520.49, 4,674,782.50 and 1,838,781.32

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Solution

The fourth proportional to 3,387,520.49, 4,674,782.50 and 1,838,781.32 is: 2,537,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,520.49 : 4,674,782.50 = 1,838,781.32 : x
  2. Step 2: Convert to fraction form
    3,387,520.49/4,674,782.50 = 1,838,781.32/x
  3. Step 3: Cross multiply
    3,387,520.49x = 4,674,782.50 × 1,838,781.32
  4. Step 4: Simplify right side
    3,387,520.49x = 8,595,902,738,555.95
  5. Step 5: Solve for x
    x = 8,595,902,738,555.95/3,387,520.49
  6. Step 6: Final answer
    x = 2,537,520.52

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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.