Home / 1,362,215.22-1,879,722.45-758,659.38

Finding the Fourth Proportional to 1,362,215.22, 1,879,722.45 and 758,659.38

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Solution

The fourth proportional to 1,362,215.22, 1,879,722.45 and 758,659.38 is: 1,046,875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,215.22 : 1,879,722.45 = 758,659.38 : x
  2. Step 2: Convert to fraction form
    1,362,215.22/1,879,722.45 = 758,659.38/x
  3. Step 3: Cross multiply
    1,362,215.22x = 1,879,722.45 × 758,659.38
  4. Step 4: Simplify right side
    1,362,215.22x = 1,426,069,068,489.08
  5. Step 5: Solve for x
    x = 1,426,069,068,489.08/1,362,215.22
  6. Step 6: Final answer
    x = 1,046,875.01

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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.