Home / 1,326,674.88-1,990,033.92-380,041.92

Finding the Fourth Proportional to 1,326,674.88, 1,990,033.92 and 380,041.92

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Solution

The fourth proportional to 1,326,674.88, 1,990,033.92 and 380,041.92 is: 570,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,674.88 : 1,990,033.92 = 380,041.92 : x
  2. Step 2: Convert to fraction form
    1,326,674.88/1,990,033.92 = 380,041.92/x
  3. Step 3: Cross multiply
    1,326,674.88x = 1,990,033.92 × 380,041.92
  4. Step 4: Simplify right side
    1,326,674.88x = 756,296,301,871.76
  5. Step 5: Solve for x
    x = 756,296,301,871.76/1,326,674.88
  6. Step 6: Final answer
    x = 570,069.06

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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.