Home / 1,674,496.91-2,508,576.01-989,334.74

Finding the Fourth Proportional to 1,674,496.91, 2,508,576.01 and 989,334.74

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Solution

The fourth proportional to 1,674,496.91, 2,508,576.01 and 989,334.74 is: 1,482,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,496.91 : 2,508,576.01 = 989,334.74 : x
  2. Step 2: Convert to fraction form
    1,674,496.91/2,508,576.01 = 989,334.74/x
  3. Step 3: Cross multiply
    1,674,496.91x = 2,508,576.01 × 989,334.74
  4. Step 4: Simplify right side
    1,674,496.91x = 2,481,821,398,421.69
  5. Step 5: Solve for x
    x = 2,481,821,398,421.69/1,674,496.91
  6. Step 6: Final answer
    x = 1,482,129.58

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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.