Home / 1,197,140.67-1,652,089.23-653,311.56

Finding the Fourth Proportional to 1,197,140.67, 1,652,089.23 and 653,311.56

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Solution

The fourth proportional to 1,197,140.67, 1,652,089.23 and 653,311.56 is: 901,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,140.67 : 1,652,089.23 = 653,311.56 : x
  2. Step 2: Convert to fraction form
    1,197,140.67/1,652,089.23 = 653,311.56/x
  3. Step 3: Cross multiply
    1,197,140.67x = 1,652,089.23 × 653,311.56
  4. Step 4: Simplify right side
    1,197,140.67x = 1,079,328,992,110.50
  5. Step 5: Solve for x
    x = 1,079,328,992,110.50/1,197,140.67
  6. Step 6: Final answer
    x = 901,589.11

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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.