Home / 999,119.80-1,498,679.70-894,143.80

Finding the Fourth Proportional to 999,119.80, 1,498,679.70 and 894,143.80

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Solution

The fourth proportional to 999,119.80, 1,498,679.70 and 894,143.80 is: 1,341,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,119.80 : 1,498,679.70 = 894,143.80 : x
  2. Step 2: Convert to fraction form
    999,119.80/1,498,679.70 = 894,143.80/x
  3. Step 3: Cross multiply
    999,119.80x = 1,498,679.70 × 894,143.80
  4. Step 4: Simplify right side
    999,119.80x = 1,340,035,161,940.86
  5. Step 5: Solve for x
    x = 1,340,035,161,940.86/999,119.80
  6. Step 6: Final answer
    x = 1,341,215.70

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1.5x scale

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.