Home / 1,148,788.51-1,723,181.95-516,964.21

Finding the Fourth Proportional to 1,148,788.51, 1,723,181.95 and 516,964.21

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Solution

The fourth proportional to 1,148,788.51, 1,723,181.95 and 516,964.21 is: 775,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,788.51 : 1,723,181.95 = 516,964.21 : x
  2. Step 2: Convert to fraction form
    1,148,788.51/1,723,181.95 = 516,964.21/x
  3. Step 3: Cross multiply
    1,148,788.51x = 1,723,181.95 × 516,964.21
  4. Step 4: Simplify right side
    1,148,788.51x = 890,823,391,806.26
  5. Step 5: Solve for x
    x = 890,823,391,806.26/1,148,788.51
  6. Step 6: Final answer
    x = 775,445.95

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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.