Home / 1,011,322.41-1,395,629.74-552,443.34

Finding the Fourth Proportional to 1,011,322.41, 1,395,629.74 and 552,443.34

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Solution

The fourth proportional to 1,011,322.41, 1,395,629.74 and 552,443.34 is: 762,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,322.41 : 1,395,629.74 = 552,443.34 : x
  2. Step 2: Convert to fraction form
    1,011,322.41/1,395,629.74 = 552,443.34/x
  3. Step 3: Cross multiply
    1,011,322.41x = 1,395,629.74 × 552,443.34
  4. Step 4: Simplify right side
    1,011,322.41x = 771,006,354,968.93
  5. Step 5: Solve for x
    x = 771,006,354,968.93/1,011,322.41
  6. Step 6: Final answer
    x = 762,374.44

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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.