Home / 3,875,929.50-5,348,730.47-2,157,049.56

Finding the Fourth Proportional to 3,875,929.50, 5,348,730.47 and 2,157,049.56

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Solution

The fourth proportional to 3,875,929.50, 5,348,730.47 and 2,157,049.56 is: 2,976,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,929.50 : 5,348,730.47 = 2,157,049.56 : x
  2. Step 2: Convert to fraction form
    3,875,929.50/5,348,730.47 = 2,157,049.56/x
  3. Step 3: Cross multiply
    3,875,929.50x = 5,348,730.47 × 2,157,049.56
  4. Step 4: Simplify right side
    3,875,929.50x = 11,537,476,696,086.85
  5. Step 5: Solve for x
    x = 11,537,476,696,086.85/3,875,929.50
  6. Step 6: Final answer
    x = 2,976,699.32

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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.