Home / 920,985.96-1,382,421.24-760,550.88

Finding the Fourth Proportional to 920,985.96, 1,382,421.24 and 760,550.88

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Solution

The fourth proportional to 920,985.96, 1,382,421.24 and 760,550.88 is: 1,141,604.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,985.96 : 1,382,421.24 = 760,550.88 : x
  2. Step 2: Convert to fraction form
    920,985.96/1,382,421.24 = 760,550.88/x
  3. Step 3: Cross multiply
    920,985.96x = 1,382,421.24 × 760,550.88
  4. Step 4: Simplify right side
    920,985.96x = 1,051,401,690,612.69
  5. Step 5: Solve for x
    x = 1,051,401,690,612.69/920,985.96
  6. Step 6: Final answer
    x = 1,141,604.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.