Home / 2,105,035.64-3,156,289.32-966,373.28

Finding the Fourth Proportional to 2,105,035.64, 3,156,289.32 and 966,373.28

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Solution

The fourth proportional to 2,105,035.64, 3,156,289.32 and 966,373.28 is: 1,448,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,035.64 : 3,156,289.32 = 966,373.28 : x
  2. Step 2: Convert to fraction form
    2,105,035.64/3,156,289.32 = 966,373.28/x
  3. Step 3: Cross multiply
    2,105,035.64x = 3,156,289.32 × 966,373.28
  4. Step 4: Simplify right side
    2,105,035.64x = 3,050,153,662,797.37
  5. Step 5: Solve for x
    x = 3,050,153,662,797.37/2,105,035.64
  6. Step 6: Final answer
    x = 1,448,979.58

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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.