Home / 4,479,602.64-6,720,356.52-1,447,142.46

Finding the Fourth Proportional to 4,479,602.64, 6,720,356.52 and 1,447,142.46

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Solution

The fourth proportional to 4,479,602.64, 6,720,356.52 and 1,447,142.46 is: 2,171,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479,602.64 : 6,720,356.52 = 1,447,142.46 : x
  2. Step 2: Convert to fraction form
    4,479,602.64/6,720,356.52 = 1,447,142.46/x
  3. Step 3: Cross multiply
    4,479,602.64x = 6,720,356.52 × 1,447,142.46
  4. Step 4: Simplify right side
    4,479,602.64x = 9,725,313,266,429.84
  5. Step 5: Solve for x
    x = 9,725,313,266,429.84/4,479,602.64
  6. Step 6: Final answer
    x = 2,171,021.42

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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.