Home / 2,291,911.05-3,435,729.63-774,532.86

Finding the Fourth Proportional to 2,291,911.05, 3,435,729.63 and 774,532.86

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Solution

The fourth proportional to 2,291,911.05, 3,435,729.63 and 774,532.86 is: 1,161,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,911.05 : 3,435,729.63 = 774,532.86 : x
  2. Step 2: Convert to fraction form
    2,291,911.05/3,435,729.63 = 774,532.86/x
  3. Step 3: Cross multiply
    2,291,911.05x = 3,435,729.63 × 774,532.86
  4. Step 4: Simplify right side
    2,291,911.05x = 2,661,085,496,510.64
  5. Step 5: Solve for x
    x = 2,661,085,496,510.64/2,291,911.05
  6. Step 6: Final answer
    x = 1,161,077.13

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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.