Home / 1,226,110.77-1,692,032.85-682,281.59

Finding the Fourth Proportional to 1,226,110.77, 1,692,032.85 and 682,281.59

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Solution

The fourth proportional to 1,226,110.77, 1,692,032.85 and 682,281.59 is: 941,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,110.77 : 1,692,032.85 = 682,281.59 : x
  2. Step 2: Convert to fraction form
    1,226,110.77/1,692,032.85 = 682,281.59/x
  3. Step 3: Cross multiply
    1,226,110.77x = 1,692,032.85 × 682,281.59
  4. Step 4: Simplify right side
    1,226,110.77x = 1,154,442,854,770.07
  5. Step 5: Solve for x
    x = 1,154,442,854,770.07/1,226,110.77
  6. Step 6: Final answer
    x = 941,548.58

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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.