Home / 1,259,443.84-1,738,032.97-715,580.34

Finding the Fourth Proportional to 1,259,443.84, 1,738,032.97 and 715,580.34

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Solution

The fourth proportional to 1,259,443.84, 1,738,032.97 and 715,580.34 is: 987,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,443.84 : 1,738,032.97 = 715,580.34 : x
  2. Step 2: Convert to fraction form
    1,259,443.84/1,738,032.97 = 715,580.34/x
  3. Step 3: Cross multiply
    1,259,443.84x = 1,738,032.97 × 715,580.34
  4. Step 4: Simplify right side
    1,259,443.84x = 1,243,702,228,332.48
  5. Step 5: Solve for x
    x = 1,243,702,228,332.48/1,259,443.84
  6. Step 6: Final answer
    x = 987,501.14

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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.