Home / 1,211,525.06-1,817,221.80-370,011.20

Finding the Fourth Proportional to 1,211,525.06, 1,817,221.80 and 370,011.20

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Solution

The fourth proportional to 1,211,525.06, 1,817,221.80 and 370,011.20 is: 554,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,525.06 : 1,817,221.80 = 370,011.20 : x
  2. Step 2: Convert to fraction form
    1,211,525.06/1,817,221.80 = 370,011.20/x
  3. Step 3: Cross multiply
    1,211,525.06x = 1,817,221.80 × 370,011.20
  4. Step 4: Simplify right side
    1,211,525.06x = 672,392,418,884.16
  5. Step 5: Solve for x
    x = 672,392,418,884.16/1,211,525.06
  6. Step 6: Final answer
    x = 554,996.71

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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.