Home / 1,413,055.89-1,949,014.44-868,476.69

Finding the Fourth Proportional to 1,413,055.89, 1,949,014.44 and 868,476.69

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Solution

The fourth proportional to 1,413,055.89, 1,949,014.44 and 868,476.69 is: 1,197,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,055.89 : 1,949,014.44 = 868,476.69 : x
  2. Step 2: Convert to fraction form
    1,413,055.89/1,949,014.44 = 868,476.69/x
  3. Step 3: Cross multiply
    1,413,055.89x = 1,949,014.44 × 868,476.69
  4. Step 4: Simplify right side
    1,413,055.89x = 1,692,673,609,613.40
  5. Step 5: Solve for x
    x = 1,692,673,609,613.40/1,413,055.89
  6. Step 6: Final answer
    x = 1,197,881.57

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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.