Home / 3,155,811.77-4,355,021.16-1,797,684.77

Finding the Fourth Proportional to 3,155,811.77, 4,355,021.16 and 1,797,684.77

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Solution

The fourth proportional to 3,155,811.77, 4,355,021.16 and 1,797,684.77 is: 2,480,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,811.77 : 4,355,021.16 = 1,797,684.77 : x
  2. Step 2: Convert to fraction form
    3,155,811.77/4,355,021.16 = 1,797,684.77/x
  3. Step 3: Cross multiply
    3,155,811.77x = 4,355,021.16 × 1,797,684.77
  4. Step 4: Simplify right side
    3,155,811.77x = 7,828,955,223,247.29
  5. Step 5: Solve for x
    x = 7,828,955,223,247.29/3,155,811.77
  6. Step 6: Final answer
    x = 2,480,805.51

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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.