Home / 1,259,446.50-1,738,036.64-715,583

Finding the Fourth Proportional to 1,259,446.50, 1,738,036.64 and 715,583

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Solution

The fourth proportional to 1,259,446.50, 1,738,036.64 and 715,583 is: 987,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,446.50 : 1,738,036.64 = 715,583 : x
  2. Step 2: Convert to fraction form
    1,259,446.50/1,738,036.64 = 715,583/x
  3. Step 3: Cross multiply
    1,259,446.50x = 1,738,036.64 × 715,583
  4. Step 4: Simplify right side
    1,259,446.50x = 1,243,709,472,961.12
  5. Step 5: Solve for x
    x = 1,243,709,472,961.12/1,259,446.50
  6. Step 6: Final answer
    x = 987,504.81

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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.