Home / 1,674,499.91-2,508,580.51-989,337.74

Finding the Fourth Proportional to 1,674,499.91, 2,508,580.51 and 989,337.74

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Solution

The fourth proportional to 1,674,499.91, 2,508,580.51 and 989,337.74 is: 1,482,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,499.91 : 2,508,580.51 = 989,337.74 : x
  2. Step 2: Convert to fraction form
    1,674,499.91/2,508,580.51 = 989,337.74/x
  3. Step 3: Cross multiply
    1,674,499.91x = 2,508,580.51 × 989,337.74
  4. Step 4: Simplify right side
    1,674,499.91x = 2,481,833,372,371.45
  5. Step 5: Solve for x
    x = 2,481,833,372,371.45/1,674,499.91
  6. Step 6: Final answer
    x = 1,482,134.07

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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.