Home / 3,457,029.28-4,770,700.80-1,908,291.52

Finding the Fourth Proportional to 3,457,029.28, 4,770,700.80 and 1,908,291.52

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Solution

The fourth proportional to 3,457,029.28, 4,770,700.80 and 1,908,291.52 is: 2,633,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,029.28 : 4,770,700.80 = 1,908,291.52 : x
  2. Step 2: Convert to fraction form
    3,457,029.28/4,770,700.80 = 1,908,291.52/x
  3. Step 3: Cross multiply
    3,457,029.28x = 4,770,700.80 × 1,908,291.52
  4. Step 4: Simplify right side
    3,457,029.28x = 9,103,887,881,097.22
  5. Step 5: Solve for x
    x = 9,103,887,881,097.22/3,457,029.28
  6. Step 6: Final answer
    x = 2,633,442.51

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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.