Home / 1,144,688.44-1,579,349.94-715,404.64

Finding the Fourth Proportional to 1,144,688.44, 1,579,349.94 and 715,404.64

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Solution

The fourth proportional to 1,144,688.44, 1,579,349.94 and 715,404.64 is: 987,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,688.44 : 1,579,349.94 = 715,404.64 : x
  2. Step 2: Convert to fraction form
    1,144,688.44/1,579,349.94 = 715,404.64/x
  3. Step 3: Cross multiply
    1,144,688.44x = 1,579,349.94 × 715,404.64
  4. Step 4: Simplify right side
    1,144,688.44x = 1,129,874,275,259.72
  5. Step 5: Solve for x
    x = 1,129,874,275,259.72/1,144,688.44
  6. Step 6: Final answer
    x = 987,058.34

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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.