Home / 1,984,939.77-2,976,211.13-890,524.74

Finding the Fourth Proportional to 1,984,939.77, 2,976,211.13 and 890,524.74

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Solution

The fourth proportional to 1,984,939.77, 2,976,211.13 and 890,524.74 is: 1,335,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,939.77 : 2,976,211.13 = 890,524.74 : x
  2. Step 2: Convert to fraction form
    1,984,939.77/2,976,211.13 = 890,524.74/x
  3. Step 3: Cross multiply
    1,984,939.77x = 2,976,211.13 × 890,524.74
  4. Step 4: Simplify right side
    1,984,939.77x = 2,650,389,638,275.73
  5. Step 5: Solve for x
    x = 2,650,389,638,275.73/1,984,939.77
  6. Step 6: Final answer
    x = 1,335,249.40

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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.