Home / 1,249,228.32-1,723,935.66-676,268.49

Finding the Fourth Proportional to 1,249,228.32, 1,723,935.66 and 676,268.49

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Solution

The fourth proportional to 1,249,228.32, 1,723,935.66 and 676,268.49 is: 933,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,228.32 : 1,723,935.66 = 676,268.49 : x
  2. Step 2: Convert to fraction form
    1,249,228.32/1,723,935.66 = 676,268.49/x
  3. Step 3: Cross multiply
    1,249,228.32x = 1,723,935.66 × 676,268.49
  4. Step 4: Simplify right side
    1,249,228.32x = 1,165,843,365,645.35
  5. Step 5: Solve for x
    x = 1,165,843,365,645.35/1,249,228.32
  6. Step 6: Final answer
    x = 933,250.83

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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.