Home / 1,426,704.96-2,139,435.33-539,618.88

Finding the Fourth Proportional to 1,426,704.96, 2,139,435.33 and 539,618.88

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Solution

The fourth proportional to 1,426,704.96, 2,139,435.33 and 539,618.88 is: 809,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,704.96 : 2,139,435.33 = 539,618.88 : x
  2. Step 2: Convert to fraction form
    1,426,704.96/2,139,435.33 = 539,618.88/x
  3. Step 3: Cross multiply
    1,426,704.96x = 2,139,435.33 × 539,618.88
  4. Step 4: Simplify right side
    1,426,704.96x = 1,154,479,696,607.03
  5. Step 5: Solve for x
    x = 1,154,479,696,607.03/1,426,704.96
  6. Step 6: Final answer
    x = 809,193.02

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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.