Home / 1,192,804.20-1,646,047.11-662,357.64

Finding the Fourth Proportional to 1,192,804.20, 1,646,047.11 and 662,357.64

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Solution

The fourth proportional to 1,192,804.20, 1,646,047.11 and 662,357.64 is: 914,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,804.20 : 1,646,047.11 = 662,357.64 : x
  2. Step 2: Convert to fraction form
    1,192,804.20/1,646,047.11 = 662,357.64/x
  3. Step 3: Cross multiply
    1,192,804.20x = 1,646,047.11 × 662,357.64
  4. Step 4: Simplify right side
    1,192,804.20x = 1,090,271,879,108.42
  5. Step 5: Solve for x
    x = 1,090,271,879,108.42/1,192,804.20
  6. Step 6: Final answer
    x = 914,040.95

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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.