Home / 1,212,562.51-1,817,346.02-1,040,575.31

Finding the Fourth Proportional to 1,212,562.51, 1,817,346.02 and 1,040,575.31

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Solution

The fourth proportional to 1,212,562.51, 1,817,346.02 and 1,040,575.31 is: 1,559,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,562.51 : 1,817,346.02 = 1,040,575.31 : x
  2. Step 2: Convert to fraction form
    1,212,562.51/1,817,346.02 = 1,040,575.31/x
  3. Step 3: Cross multiply
    1,212,562.51x = 1,817,346.02 × 1,040,575.31
  4. Step 4: Simplify right side
    1,212,562.51x = 1,891,085,398,138.77
  5. Step 5: Solve for x
    x = 1,891,085,398,138.77/1,212,562.51
  6. Step 6: Final answer
    x = 1,559,577.66

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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.