Home / 1,334,013.54-1,840,938.30-722,165.85

Finding the Fourth Proportional to 1,334,013.54, 1,840,938.30 and 722,165.85

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Solution

The fourth proportional to 1,334,013.54, 1,840,938.30 and 722,165.85 is: 996,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,013.54 : 1,840,938.30 = 722,165.85 : x
  2. Step 2: Convert to fraction form
    1,334,013.54/1,840,938.30 = 722,165.85/x
  3. Step 3: Cross multiply
    1,334,013.54x = 1,840,938.30 × 722,165.85
  4. Step 4: Simplify right side
    1,334,013.54x = 1,329,462,774,518.23
  5. Step 5: Solve for x
    x = 1,329,462,774,518.23/1,334,013.54
  6. Step 6: Final answer
    x = 996,588.66

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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.