Home / 1,343,361.14-1,853,811.82-731,521.42

Finding the Fourth Proportional to 1,343,361.14, 1,853,811.82 and 731,521.42

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Solution

The fourth proportional to 1,343,361.14, 1,853,811.82 and 731,521.42 is: 1,009,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,361.14 : 1,853,811.82 = 731,521.42 : x
  2. Step 2: Convert to fraction form
    1,343,361.14/1,853,811.82 = 731,521.42/x
  3. Step 3: Cross multiply
    1,343,361.14x = 1,853,811.82 × 731,521.42
  4. Step 4: Simplify right side
    1,343,361.14x = 1,356,103,054,979.18
  5. Step 5: Solve for x
    x = 1,356,103,054,979.18/1,343,361.14
  6. Step 6: Final answer
    x = 1,009,485.10

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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.