Home / 1,334,692.76-1,841,866.86-722,831.46

Finding the Fourth Proportional to 1,334,692.76, 1,841,866.86 and 722,831.46

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Solution

The fourth proportional to 1,334,692.76, 1,841,866.86 and 722,831.46 is: 997,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,692.76 : 1,841,866.86 = 722,831.46 : x
  2. Step 2: Convert to fraction form
    1,334,692.76/1,841,866.86 = 722,831.46/x
  3. Step 3: Cross multiply
    1,334,692.76x = 1,841,866.86 × 722,831.46
  4. Step 4: Simplify right side
    1,334,692.76x = 1,331,359,311,539.42
  5. Step 5: Solve for x
    x = 1,331,359,311,539.42/1,334,692.76
  6. Step 6: Final answer
    x = 997,502.46

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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.