Home / 2,914,108.48-4,370,769.06-784,320.40

Finding the Fourth Proportional to 2,914,108.48, 4,370,769.06 and 784,320.40

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Solution

The fourth proportional to 2,914,108.48, 4,370,769.06 and 784,320.40 is: 1,176,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,108.48 : 4,370,769.06 = 784,320.40 : x
  2. Step 2: Convert to fraction form
    2,914,108.48/4,370,769.06 = 784,320.40/x
  3. Step 3: Cross multiply
    2,914,108.48x = 4,370,769.06 × 784,320.40
  4. Step 4: Simplify right side
    2,914,108.48x = 3,428,083,337,446.82
  5. Step 5: Solve for x
    x = 3,428,083,337,446.82/2,914,108.48
  6. Step 6: Final answer
    x = 1,176,374.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.