Home / 1,453,642.64-2,181,181.08-655,479.44

Finding the Fourth Proportional to 1,453,642.64, 2,181,181.08 and 655,479.44

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Solution

The fourth proportional to 1,453,642.64, 2,181,181.08 and 655,479.44 is: 983,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,642.64 : 2,181,181.08 = 655,479.44 : x
  2. Step 2: Convert to fraction form
    1,453,642.64/2,181,181.08 = 655,479.44/x
  3. Step 3: Cross multiply
    1,453,642.64x = 2,181,181.08 × 655,479.44
  4. Step 4: Simplify right side
    1,453,642.64x = 1,429,719,352,857.00
  5. Step 5: Solve for x
    x = 1,429,719,352,857.00/1,453,642.64
  6. Step 6: Final answer
    x = 983,542.53

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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.