Home / 2,291,182.40-3,435,477.60-871,284.80

Finding the Fourth Proportional to 2,291,182.40, 3,435,477.60 and 871,284.80

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Solution

The fourth proportional to 2,291,182.40, 3,435,477.60 and 871,284.80 is: 1,306,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,182.40 : 3,435,477.60 = 871,284.80 : x
  2. Step 2: Convert to fraction form
    2,291,182.40/3,435,477.60 = 871,284.80/x
  3. Step 3: Cross multiply
    2,291,182.40x = 3,435,477.60 × 871,284.80
  4. Step 4: Simplify right side
    2,291,182.40x = 2,993,279,413,620.48
  5. Step 5: Solve for x
    x = 2,993,279,413,620.48/2,291,182.40
  6. Step 6: Final answer
    x = 1,306,434.36

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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.