Home / 1,101,323.16-1,651,634.70-748,603.80

Finding the Fourth Proportional to 1,101,323.16, 1,651,634.70 and 748,603.80

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Solution

The fourth proportional to 1,101,323.16, 1,651,634.70 and 748,603.80 is: 1,122,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,323.16 : 1,651,634.70 = 748,603.80 : x
  2. Step 2: Convert to fraction form
    1,101,323.16/1,651,634.70 = 748,603.80/x
  3. Step 3: Cross multiply
    1,101,323.16x = 1,651,634.70 × 748,603.80
  4. Step 4: Simplify right side
    1,101,323.16x = 1,236,420,012,631.86
  5. Step 5: Solve for x
    x = 1,236,420,012,631.86/1,101,323.16
  6. Step 6: Final answer
    x = 1,122,667.77

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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.