Home / 1,167,869.52-1,611,655.56-631,325.52

Finding the Fourth Proportional to 1,167,869.52, 1,611,655.56 and 631,325.52

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Solution

The fourth proportional to 1,167,869.52, 1,611,655.56 and 631,325.52 is: 871,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,869.52 : 1,611,655.56 = 631,325.52 : x
  2. Step 2: Convert to fraction form
    1,167,869.52/1,611,655.56 = 631,325.52/x
  3. Step 3: Cross multiply
    1,167,869.52x = 1,611,655.56 × 631,325.52
  4. Step 4: Simplify right side
    1,167,869.52x = 1,017,479,284,477.89
  5. Step 5: Solve for x
    x = 1,017,479,284,477.89/1,167,869.52
  6. Step 6: Final answer
    x = 871,226.85

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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.