Home / 1,167,785.27-1,611,239.75-684,090.93

Finding the Fourth Proportional to 1,167,785.27, 1,611,239.75 and 684,090.93

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Solution

The fourth proportional to 1,167,785.27, 1,611,239.75 and 684,090.93 is: 943,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,785.27 : 1,611,239.75 = 684,090.93 : x
  2. Step 2: Convert to fraction form
    1,167,785.27/1,611,239.75 = 684,090.93/x
  3. Step 3: Cross multiply
    1,167,785.27x = 1,611,239.75 × 684,090.93
  4. Step 4: Simplify right side
    1,167,785.27x = 1,102,234,499,030.47
  5. Step 5: Solve for x
    x = 1,102,234,499,030.47/1,167,785.27
  6. Step 6: Final answer
    x = 943,867.44

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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.