Home / 1,073,923.74-1,611,513.77-400,470.30

Finding the Fourth Proportional to 1,073,923.74, 1,611,513.77 and 400,470.30

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Solution

The fourth proportional to 1,073,923.74, 1,611,513.77 and 400,470.30 is: 600,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,923.74 : 1,611,513.77 = 400,470.30 : x
  2. Step 2: Convert to fraction form
    1,073,923.74/1,611,513.77 = 400,470.30/x
  3. Step 3: Cross multiply
    1,073,923.74x = 1,611,513.77 × 400,470.30
  4. Step 4: Simplify right side
    1,073,923.74x = 645,363,400,923.68
  5. Step 5: Solve for x
    x = 645,363,400,923.68/1,073,923.74
  6. Step 6: Final answer
    x = 600,939.69

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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.