Home / 2,122,859.61-3,181,631.28-1,671,799.08

Finding the Fourth Proportional to 2,122,859.61, 3,181,631.28 and 1,671,799.08

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Solution

The fourth proportional to 2,122,859.61, 3,181,631.28 and 1,671,799.08 is: 2,505,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,859.61 : 3,181,631.28 = 1,671,799.08 : x
  2. Step 2: Convert to fraction form
    2,122,859.61/3,181,631.28 = 1,671,799.08/x
  3. Step 3: Cross multiply
    2,122,859.61x = 3,181,631.28 × 1,671,799.08
  4. Step 4: Simplify right side
    2,122,859.61x = 5,319,048,246,803.22
  5. Step 5: Solve for x
    x = 5,319,048,246,803.22/2,122,859.61
  6. Step 6: Final answer
    x = 2,505,605.28

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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.