Home / 1,167,783.20-1,611,552.48-684,634.40

Finding the Fourth Proportional to 1,167,783.20, 1,611,552.48 and 684,634.40

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Solution

The fourth proportional to 1,167,783.20, 1,611,552.48 and 684,634.40 is: 944,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,783.20 : 1,611,552.48 = 684,634.40 : x
  2. Step 2: Convert to fraction form
    1,167,783.20/1,611,552.48 = 684,634.40/x
  3. Step 3: Cross multiply
    1,167,783.20x = 1,611,552.48 × 684,634.40
  4. Step 4: Simplify right side
    1,167,783.20x = 1,103,324,265,213.31
  5. Step 5: Solve for x
    x = 1,103,324,265,213.31/1,167,783.20
  6. Step 6: Final answer
    x = 944,802.31

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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.