Home / 3,785,303.30-5,223,739.77-2,153,710.63

Finding the Fourth Proportional to 3,785,303.30, 5,223,739.77 and 2,153,710.63

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Solution

The fourth proportional to 3,785,303.30, 5,223,739.77 and 2,153,710.63 is: 2,972,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,303.30 : 5,223,739.77 = 2,153,710.63 : x
  2. Step 2: Convert to fraction form
    3,785,303.30/5,223,739.77 = 2,153,710.63/x
  3. Step 3: Cross multiply
    3,785,303.30x = 5,223,739.77 × 2,153,710.63
  4. Step 4: Simplify right side
    3,785,303.30x = 11,250,423,844,884.05
  5. Step 5: Solve for x
    x = 11,250,423,844,884.05/3,785,303.30
  6. Step 6: Final answer
    x = 2,972,132.73

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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.