Home / 1,534,522.80-2,117,650.56-890,326.56

Finding the Fourth Proportional to 1,534,522.80, 2,117,650.56 and 890,326.56

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Solution

The fourth proportional to 1,534,522.80, 2,117,650.56 and 890,326.56 is: 1,228,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,522.80 : 2,117,650.56 = 890,326.56 : x
  2. Step 2: Convert to fraction form
    1,534,522.80/2,117,650.56 = 890,326.56/x
  3. Step 3: Cross multiply
    1,534,522.80x = 2,117,650.56 × 890,326.56
  4. Step 4: Simplify right side
    1,534,522.80x = 1,885,400,538,366.87
  5. Step 5: Solve for x
    x = 1,885,400,538,366.87/1,534,522.80
  6. Step 6: Final answer
    x = 1,228,655.93

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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.