Home / 1,710,019.40-2,565,029.10-447,974.60

Finding the Fourth Proportional to 1,710,019.40, 2,565,029.10 and 447,974.60

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Solution

The fourth proportional to 1,710,019.40, 2,565,029.10 and 447,974.60 is: 671,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,019.40 : 2,565,029.10 = 447,974.60 : x
  2. Step 2: Convert to fraction form
    1,710,019.40/2,565,029.10 = 447,974.60/x
  3. Step 3: Cross multiply
    1,710,019.40x = 2,565,029.10 × 447,974.60
  4. Step 4: Simplify right side
    1,710,019.40x = 1,149,067,885,060.86
  5. Step 5: Solve for x
    x = 1,149,067,885,060.86/1,710,019.40
  6. Step 6: Final answer
    x = 671,961.90

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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.