Home / 1,312,656.64-1,969,317.09-366,027.36

Finding the Fourth Proportional to 1,312,656.64, 1,969,317.09 and 366,027.36

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Solution

The fourth proportional to 1,312,656.64, 1,969,317.09 and 366,027.36 is: 549,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,656.64 : 1,969,317.09 = 366,027.36 : x
  2. Step 2: Convert to fraction form
    1,312,656.64/1,969,317.09 = 366,027.36/x
  3. Step 3: Cross multiply
    1,312,656.64x = 1,969,317.09 × 366,027.36
  4. Step 4: Simplify right side
    1,312,656.64x = 720,823,928,070.64
  5. Step 5: Solve for x
    x = 720,823,928,070.64/1,312,656.64
  6. Step 6: Final answer
    x = 549,133.65

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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.