Home / 2,591,798.23-3,887,434.86-698,731.03

Finding the Fourth Proportional to 2,591,798.23, 3,887,434.86 and 698,731.03

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Solution

The fourth proportional to 2,591,798.23, 3,887,434.86 and 698,731.03 is: 1,048,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,798.23 : 3,887,434.86 = 698,731.03 : x
  2. Step 2: Convert to fraction form
    2,591,798.23/3,887,434.86 = 698,731.03/x
  3. Step 3: Cross multiply
    2,591,798.23x = 3,887,434.86 × 698,731.03
  4. Step 4: Simplify right side
    2,591,798.23x = 2,716,271,363,785.71
  5. Step 5: Solve for x
    x = 2,716,271,363,785.71/2,591,798.23
  6. Step 6: Final answer
    x = 1,048,025.78

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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.