Home / 2,210,356.32-3,315,534.48-790,326.30

Finding the Fourth Proportional to 2,210,356.32, 3,315,534.48 and 790,326.30

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Solution

The fourth proportional to 2,210,356.32, 3,315,534.48 and 790,326.30 is: 1,185,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,356.32 : 3,315,534.48 = 790,326.30 : x
  2. Step 2: Convert to fraction form
    2,210,356.32/3,315,534.48 = 790,326.30/x
  3. Step 3: Cross multiply
    2,210,356.32x = 3,315,534.48 × 790,326.30
  4. Step 4: Simplify right side
    2,210,356.32x = 2,620,354,098,100.82
  5. Step 5: Solve for x
    x = 2,620,354,098,100.82/2,210,356.32
  6. Step 6: Final answer
    x = 1,185,489.45

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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.