Home / 1,477,690.40-2,216,535.60-531,156.80

Finding the Fourth Proportional to 1,477,690.40, 2,216,535.60 and 531,156.80

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Solution

The fourth proportional to 1,477,690.40, 2,216,535.60 and 531,156.80 is: 796,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,690.40 : 2,216,535.60 = 531,156.80 : x
  2. Step 2: Convert to fraction form
    1,477,690.40/2,216,535.60 = 531,156.80/x
  3. Step 3: Cross multiply
    1,477,690.40x = 2,216,535.60 × 531,156.80
  4. Step 4: Simplify right side
    1,477,690.40x = 1,177,327,956,382.08
  5. Step 5: Solve for x
    x = 1,177,327,956,382.08/1,477,690.40
  6. Step 6: Final answer
    x = 796,735.20

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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.