Home / 2,768,604.80-4,152,129.60-875,926.40

Finding the Fourth Proportional to 2,768,604.80, 4,152,129.60 and 875,926.40

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Solution

The fourth proportional to 2,768,604.80, 4,152,129.60 and 875,926.40 is: 1,313,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,604.80 : 4,152,129.60 = 875,926.40 : x
  2. Step 2: Convert to fraction form
    2,768,604.80/4,152,129.60 = 875,926.40/x
  3. Step 3: Cross multiply
    2,768,604.80x = 4,152,129.60 × 875,926.40
  4. Step 4: Simplify right side
    2,768,604.80x = 3,636,959,932,861.44
  5. Step 5: Solve for x
    x = 3,636,959,932,861.44/2,768,604.80
  6. Step 6: Final answer
    x = 1,313,643.58

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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.