Home / 1,314,617.64-1,972,039.36-461,615.98

Finding the Fourth Proportional to 1,314,617.64, 1,972,039.36 and 461,615.98

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Solution

The fourth proportional to 1,314,617.64, 1,972,039.36 and 461,615.98 is: 692,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,617.64 : 1,972,039.36 = 461,615.98 : x
  2. Step 2: Convert to fraction form
    1,314,617.64/1,972,039.36 = 461,615.98/x
  3. Step 3: Cross multiply
    1,314,617.64x = 1,972,039.36 × 461,615.98
  4. Step 4: Simplify right side
    1,314,617.64x = 910,324,881,764.97
  5. Step 5: Solve for x
    x = 910,324,881,764.97/1,314,617.64
  6. Step 6: Final answer
    x = 692,463.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.