Home / 1,479,400.32-2,041,570.80-800,336.64

Finding the Fourth Proportional to 1,479,400.32, 2,041,570.80 and 800,336.64

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Solution

The fourth proportional to 1,479,400.32, 2,041,570.80 and 800,336.64 is: 1,104,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,400.32 : 2,041,570.80 = 800,336.64 : x
  2. Step 2: Convert to fraction form
    1,479,400.32/2,041,570.80 = 800,336.64/x
  3. Step 3: Cross multiply
    1,479,400.32x = 2,041,570.80 × 800,336.64
  4. Step 4: Simplify right side
    1,479,400.32x = 1,633,943,914,394.11
  5. Step 5: Solve for x
    x = 1,633,943,914,394.11/1,479,400.32
  6. Step 6: Final answer
    x = 1,104,463.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.