Home / 1,268,421.17-1,750,407.73-695,459.89

Finding the Fourth Proportional to 1,268,421.17, 1,750,407.73 and 695,459.89

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Solution

The fourth proportional to 1,268,421.17, 1,750,407.73 and 695,459.89 is: 959,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,421.17 : 1,750,407.73 = 695,459.89 : x
  2. Step 2: Convert to fraction form
    1,268,421.17/1,750,407.73 = 695,459.89/x
  3. Step 3: Cross multiply
    1,268,421.17x = 1,750,407.73 × 695,459.89
  4. Step 4: Simplify right side
    1,268,421.17x = 1,217,338,363,883.65
  5. Step 5: Solve for x
    x = 1,217,338,363,883.65/1,268,421.17
  6. Step 6: Final answer
    x = 959,727.25

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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.