Home / 1,979,080.32-2,968,814.88-559,147.44

Finding the Fourth Proportional to 1,979,080.32, 2,968,814.88 and 559,147.44

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Solution

The fourth proportional to 1,979,080.32, 2,968,814.88 and 559,147.44 is: 838,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,080.32 : 2,968,814.88 = 559,147.44 : x
  2. Step 2: Convert to fraction form
    1,979,080.32/2,968,814.88 = 559,147.44/x
  3. Step 3: Cross multiply
    1,979,080.32x = 2,968,814.88 × 559,147.44
  4. Step 4: Simplify right side
    1,979,080.32x = 1,660,005,239,985.91
  5. Step 5: Solve for x
    x = 1,660,005,239,985.91/1,979,080.32
  6. Step 6: Final answer
    x = 838,776.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.