Home / 1,300,025.20-1,794,125.64-727,118.32

Finding the Fourth Proportional to 1,300,025.20, 1,794,125.64 and 727,118.32

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Solution

The fourth proportional to 1,300,025.20, 1,794,125.64 and 727,118.32 is: 1,003,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,025.20 : 1,794,125.64 = 727,118.32 : x
  2. Step 2: Convert to fraction form
    1,300,025.20/1,794,125.64 = 727,118.32/x
  3. Step 3: Cross multiply
    1,300,025.20x = 1,794,125.64 × 727,118.32
  4. Step 4: Simplify right side
    1,300,025.20x = 1,304,541,621,225.72
  5. Step 5: Solve for x
    x = 1,304,541,621,225.72/1,300,025.20
  6. Step 6: Final answer
    x = 1,003,474.10

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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.