Home / 1,249,228.46-1,723,940.86-676,268.63

Finding the Fourth Proportional to 1,249,228.46, 1,723,940.86 and 676,268.63

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Solution

The fourth proportional to 1,249,228.46, 1,723,940.86 and 676,268.63 is: 933,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,228.46 : 1,723,940.86 = 676,268.63 : x
  2. Step 2: Convert to fraction form
    1,249,228.46/1,723,940.86 = 676,268.63/x
  3. Step 3: Cross multiply
    1,249,228.46x = 1,723,940.86 × 676,268.63
  4. Step 4: Simplify right side
    1,249,228.46x = 1,165,847,113,282.85
  5. Step 5: Solve for x
    x = 1,165,847,113,282.85/1,249,228.46
  6. Step 6: Final answer
    x = 933,253.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.