Home / 1,462,131.80-2,193,197.70-620,574.20

Finding the Fourth Proportional to 1,462,131.80, 2,193,197.70 and 620,574.20

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Solution

The fourth proportional to 1,462,131.80, 2,193,197.70 and 620,574.20 is: 930,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,131.80 : 2,193,197.70 = 620,574.20 : x
  2. Step 2: Convert to fraction form
    1,462,131.80/2,193,197.70 = 620,574.20/x
  3. Step 3: Cross multiply
    1,462,131.80x = 2,193,197.70 × 620,574.20
  4. Step 4: Simplify right side
    1,462,131.80x = 1,361,041,908,119.34
  5. Step 5: Solve for x
    x = 1,361,041,908,119.34/1,462,131.80
  6. Step 6: Final answer
    x = 930,861.30

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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.