Home / 1,261,363.15-1,890,919.77-462,458.53

Finding the Fourth Proportional to 1,261,363.15, 1,890,919.77 and 462,458.53

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Solution

The fourth proportional to 1,261,363.15, 1,890,919.77 and 462,458.53 is: 693,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,363.15 : 1,890,919.77 = 462,458.53 : x
  2. Step 2: Convert to fraction form
    1,261,363.15/1,890,919.77 = 462,458.53/x
  3. Step 3: Cross multiply
    1,261,363.15x = 1,890,919.77 × 462,458.53
  4. Step 4: Simplify right side
    1,261,363.15x = 874,471,977,182.14
  5. Step 5: Solve for x
    x = 874,471,977,182.14/1,261,363.15
  6. Step 6: Final answer
    x = 693,275.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.