Home / 3,460,666.30-5,188,189.13-1,440,422.40

Finding the Fourth Proportional to 3,460,666.30, 5,188,189.13 and 1,440,422.40

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Solution

The fourth proportional to 3,460,666.30, 5,188,189.13 and 1,440,422.40 is: 2,159,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,666.30 : 5,188,189.13 = 1,440,422.40 : x
  2. Step 2: Convert to fraction form
    3,460,666.30/5,188,189.13 = 1,440,422.40/x
  3. Step 3: Cross multiply
    3,460,666.30x = 5,188,189.13 × 1,440,422.40
  4. Step 4: Simplify right side
    3,460,666.30x = 7,473,183,855,943.69
  5. Step 5: Solve for x
    x = 7,473,183,855,943.69/3,460,666.30
  6. Step 6: Final answer
    x = 2,159,463.88

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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.