Home / 1,051,365.20-1,577,825.40-696,261.20

Finding the Fourth Proportional to 1,051,365.20, 1,577,825.40 and 696,261.20

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Solution

The fourth proportional to 1,051,365.20, 1,577,825.40 and 696,261.20 is: 1,044,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,365.20 : 1,577,825.40 = 696,261.20 : x
  2. Step 2: Convert to fraction form
    1,051,365.20/1,577,825.40 = 696,261.20/x
  3. Step 3: Cross multiply
    1,051,365.20x = 1,577,825.40 × 696,261.20
  4. Step 4: Simplify right side
    1,051,365.20x = 1,098,578,606,394.48
  5. Step 5: Solve for x
    x = 1,098,578,606,394.48/1,051,365.20
  6. Step 6: Final answer
    x = 1,044,906.76

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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.