Home / 1,755,136.22-2,633,675.78-856,585.40

Finding the Fourth Proportional to 1,755,136.22, 2,633,675.78 and 856,585.40

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Solution

The fourth proportional to 1,755,136.22, 2,633,675.78 and 856,585.40 is: 1,285,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,136.22 : 2,633,675.78 = 856,585.40 : x
  2. Step 2: Convert to fraction form
    1,755,136.22/2,633,675.78 = 856,585.40/x
  3. Step 3: Cross multiply
    1,755,136.22x = 2,633,675.78 × 856,585.40
  4. Step 4: Simplify right side
    1,755,136.22x = 2,255,968,210,454.70
  5. Step 5: Solve for x
    x = 2,255,968,210,454.70/1,755,136.22
  6. Step 6: Final answer
    x = 1,285,352.21

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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.