Home / 1,471,637.88-2,208,156.60-672,858

Finding the Fourth Proportional to 1,471,637.88, 2,208,156.60 and 672,858

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Solution

The fourth proportional to 1,471,637.88, 2,208,156.60 and 672,858 is: 1,009,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,637.88 : 2,208,156.60 = 672,858 : x
  2. Step 2: Convert to fraction form
    1,471,637.88/2,208,156.60 = 672,858/x
  3. Step 3: Cross multiply
    1,471,637.88x = 2,208,156.60 × 672,858
  4. Step 4: Simplify right side
    1,471,637.88x = 1,485,775,833,562.80
  5. Step 5: Solve for x
    x = 1,485,775,833,562.80/1,471,637.88
  6. Step 6: Final answer
    x = 1,009,606.95

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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.