Home / 1,216,817.58-1,825,086.90-318,346.02

Finding the Fourth Proportional to 1,216,817.58, 1,825,086.90 and 318,346.02

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Solution

The fourth proportional to 1,216,817.58, 1,825,086.90 and 318,346.02 is: 477,482.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,817.58 : 1,825,086.90 = 318,346.02 : x
  2. Step 2: Convert to fraction form
    1,216,817.58/1,825,086.90 = 318,346.02/x
  3. Step 3: Cross multiply
    1,216,817.58x = 1,825,086.90 × 318,346.02
  4. Step 4: Simplify right side
    1,216,817.58x = 581,009,150,769.14
  5. Step 5: Solve for x
    x = 581,009,150,769.14/1,216,817.58
  6. Step 6: Final answer
    x = 477,482.54

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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.