Home / 1,412,227.22-2,118,322.47-347,278.58

Finding the Fourth Proportional to 1,412,227.22, 2,118,322.47 and 347,278.58

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Solution

The fourth proportional to 1,412,227.22, 2,118,322.47 and 347,278.58 is: 520,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,227.22 : 2,118,322.47 = 347,278.58 : x
  2. Step 2: Convert to fraction form
    1,412,227.22/2,118,322.47 = 347,278.58/x
  3. Step 3: Cross multiply
    1,412,227.22x = 2,118,322.47 × 347,278.58
  4. Step 4: Simplify right side
    1,412,227.22x = 735,648,019,363.69
  5. Step 5: Solve for x
    x = 735,648,019,363.69/1,412,227.22
  6. Step 6: Final answer
    x = 520,913.36

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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.