Home / 1,174,271.14-1,620,466.75-690,867.46

Finding the Fourth Proportional to 1,174,271.14, 1,620,466.75 and 690,867.46

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Solution

The fourth proportional to 1,174,271.14, 1,620,466.75 and 690,867.46 is: 953,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,271.14 : 1,620,466.75 = 690,867.46 : x
  2. Step 2: Convert to fraction form
    1,174,271.14/1,620,466.75 = 690,867.46/x
  3. Step 3: Cross multiply
    1,174,271.14x = 1,620,466.75 × 690,867.46
  4. Step 4: Simplify right side
    1,174,271.14x = 1,119,527,741,808.62
  5. Step 5: Solve for x
    x = 1,119,527,741,808.62/1,174,271.14
  6. Step 6: Final answer
    x = 953,380.96

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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.