Home / 1,094,581.52-1,510,774.44-642,018.32

Finding the Fourth Proportional to 1,094,581.52, 1,510,774.44 and 642,018.32

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Solution

The fourth proportional to 1,094,581.52, 1,510,774.44 and 642,018.32 is: 886,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,581.52 : 1,510,774.44 = 642,018.32 : x
  2. Step 2: Convert to fraction form
    1,094,581.52/1,510,774.44 = 642,018.32/x
  3. Step 3: Cross multiply
    1,094,581.52x = 1,510,774.44 × 642,018.32
  4. Step 4: Simplify right side
    1,094,581.52x = 969,944,867,867.74
  5. Step 5: Solve for x
    x = 969,944,867,867.74/1,094,581.52
  6. Step 6: Final answer
    x = 886,133.06

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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.