Home / 1,431,999.70-2,147,950.95-367,052.20

Finding the Fourth Proportional to 1,431,999.70, 2,147,950.95 and 367,052.20

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Solution

The fourth proportional to 1,431,999.70, 2,147,950.95 and 367,052.20 is: 550,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,999.70 : 2,147,950.95 = 367,052.20 : x
  2. Step 2: Convert to fraction form
    1,431,999.70/2,147,950.95 = 367,052.20/x
  3. Step 3: Cross multiply
    1,431,999.70x = 2,147,950.95 × 367,052.20
  4. Step 4: Simplify right side
    1,431,999.70x = 788,410,121,689.59
  5. Step 5: Solve for x
    x = 788,410,121,689.59/1,431,999.70
  6. Step 6: Final answer
    x = 550,565.84

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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.