Home / 2,875,108.79-3,967,343.70-1,585,949.18

Finding the Fourth Proportional to 2,875,108.79, 3,967,343.70 and 1,585,949.18

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Solution

The fourth proportional to 2,875,108.79, 3,967,343.70 and 1,585,949.18 is: 2,188,440.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,108.79 : 3,967,343.70 = 1,585,949.18 : x
  2. Step 2: Convert to fraction form
    2,875,108.79/3,967,343.70 = 1,585,949.18/x
  3. Step 3: Cross multiply
    2,875,108.79x = 3,967,343.70 × 1,585,949.18
  4. Step 4: Simplify right side
    2,875,108.79x = 6,292,005,467,956.45
  5. Step 5: Solve for x
    x = 6,292,005,467,956.45/2,875,108.79
  6. Step 6: Final answer
    x = 2,188,440.83

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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.