Home / 2,389,622.70-3,583,658.86-791,756.76

Finding the Fourth Proportional to 2,389,622.70, 3,583,658.86 and 791,756.76

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Solution

The fourth proportional to 2,389,622.70, 3,583,658.86 and 791,756.76 is: 1,187,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,622.70 : 3,583,658.86 = 791,756.76 : x
  2. Step 2: Convert to fraction form
    2,389,622.70/3,583,658.86 = 791,756.76/x
  3. Step 3: Cross multiply
    2,389,622.70x = 3,583,658.86 × 791,756.76
  4. Step 4: Simplify right side
    2,389,622.70x = 2,837,386,127,938.89
  5. Step 5: Solve for x
    x = 2,837,386,127,938.89/2,389,622.70
  6. Step 6: Final answer
    x = 1,187,378.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.