Home / 2,866,296.96-4,298,752.80-843,990.48

Finding the Fourth Proportional to 2,866,296.96, 4,298,752.80 and 843,990.48

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Solution

The fourth proportional to 2,866,296.96, 4,298,752.80 and 843,990.48 is: 1,265,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,296.96 : 4,298,752.80 = 843,990.48 : x
  2. Step 2: Convert to fraction form
    2,866,296.96/4,298,752.80 = 843,990.48/x
  3. Step 3: Cross multiply
    2,866,296.96x = 4,298,752.80 × 843,990.48
  4. Step 4: Simplify right side
    2,866,296.96x = 3,628,106,439,073.34
  5. Step 5: Solve for x
    x = 3,628,106,439,073.34/2,866,296.96
  6. Step 6: Final answer
    x = 1,265,781.77

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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.