Home / 2,865,063.40-4,297,127.86-842,834.30

Finding the Fourth Proportional to 2,865,063.40, 4,297,127.86 and 842,834.30

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Solution

The fourth proportional to 2,865,063.40, 4,297,127.86 and 842,834.30 is: 1,264,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,063.40 : 4,297,127.86 = 842,834.30 : x
  2. Step 2: Convert to fraction form
    2,865,063.40/4,297,127.86 = 842,834.30/x
  3. Step 3: Cross multiply
    2,865,063.40x = 4,297,127.86 × 842,834.30
  4. Step 4: Simplify right side
    2,865,063.40x = 3,621,766,751,893.60
  5. Step 5: Solve for x
    x = 3,621,766,751,893.60/2,865,063.40
  6. Step 6: Final answer
    x = 1,264,114.00

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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.