Home / 1,168,127.78-1,611,711.63-684,433.04

Finding the Fourth Proportional to 1,168,127.78, 1,611,711.63 and 684,433.04

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Solution

The fourth proportional to 1,168,127.78, 1,611,711.63 and 684,433.04 is: 944,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,127.78 : 1,611,711.63 = 684,433.04 : x
  2. Step 2: Convert to fraction form
    1,168,127.78/1,611,711.63 = 684,433.04/x
  3. Step 3: Cross multiply
    1,168,127.78x = 1,611,711.63 × 684,433.04
  4. Step 4: Simplify right side
    1,168,127.78x = 1,103,108,682,465.70
  5. Step 5: Solve for x
    x = 1,103,108,682,465.70/1,168,127.78
  6. Step 6: Final answer
    x = 944,339.06

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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.