Home / 4,473,403.20-6,710,104.80-1,278,633.60

Finding the Fourth Proportional to 4,473,403.20, 6,710,104.80 and 1,278,633.60

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Solution

The fourth proportional to 4,473,403.20, 6,710,104.80 and 1,278,633.60 is: 1,917,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,473,403.20 : 6,710,104.80 = 1,278,633.60 : x
  2. Step 2: Convert to fraction form
    4,473,403.20/6,710,104.80 = 1,278,633.60/x
  3. Step 3: Cross multiply
    4,473,403.20x = 6,710,104.80 × 1,278,633.60
  4. Step 4: Simplify right side
    4,473,403.20x = 8,579,765,456,801.28
  5. Step 5: Solve for x
    x = 8,579,765,456,801.28/4,473,403.20
  6. Step 6: Final answer
    x = 1,917,950.40

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1.5x scale

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.