Home / 1,571,080.65-2,168,093.86-892,017.15

Finding the Fourth Proportional to 1,571,080.65, 2,168,093.86 and 892,017.15

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Solution

The fourth proportional to 1,571,080.65, 2,168,093.86 and 892,017.15 is: 1,230,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,080.65 : 2,168,093.86 = 892,017.15 : x
  2. Step 2: Convert to fraction form
    1,571,080.65/2,168,093.86 = 892,017.15/x
  3. Step 3: Cross multiply
    1,571,080.65x = 2,168,093.86 × 892,017.15
  4. Step 4: Simplify right side
    1,571,080.65x = 1,933,976,890,629.14
  5. Step 5: Solve for x
    x = 1,933,976,890,629.14/1,571,080.65
  6. Step 6: Final answer
    x = 1,230,985.12

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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.