Home / 3,417,722.98-5,123,567.48-1,289,301.78

Finding the Fourth Proportional to 3,417,722.98, 5,123,567.48 and 1,289,301.78

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Solution

The fourth proportional to 3,417,722.98, 5,123,567.48 and 1,289,301.78 is: 1,932,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,722.98 : 5,123,567.48 = 1,289,301.78 : x
  2. Step 2: Convert to fraction form
    3,417,722.98/5,123,567.48 = 1,289,301.78/x
  3. Step 3: Cross multiply
    3,417,722.98x = 5,123,567.48 × 1,289,301.78
  4. Step 4: Simplify right side
    3,417,722.98x = 6,605,824,671,914.12
  5. Step 5: Solve for x
    x = 6,605,824,671,914.12/3,417,722.98
  6. Step 6: Final answer
    x = 1,932,814.54

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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.