Home / 2,191,730.07-3,024,721.78-1,224,937.56

Finding the Fourth Proportional to 2,191,730.07, 3,024,721.78 and 1,224,937.56

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Solution

The fourth proportional to 2,191,730.07, 3,024,721.78 and 1,224,937.56 is: 1,690,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,730.07 : 3,024,721.78 = 1,224,937.56 : x
  2. Step 2: Convert to fraction form
    2,191,730.07/3,024,721.78 = 1,224,937.56/x
  3. Step 3: Cross multiply
    2,191,730.07x = 3,024,721.78 × 1,224,937.56
  4. Step 4: Simplify right side
    2,191,730.07x = 3,705,095,313,809.71
  5. Step 5: Solve for x
    x = 3,705,095,313,809.71/2,191,730.07
  6. Step 6: Final answer
    x = 1,690,488.88

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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.