Home / 2,218,730.90-3,328,595.10-702,504.45

Finding the Fourth Proportional to 2,218,730.90, 3,328,595.10 and 702,504.45

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Solution

The fourth proportional to 2,218,730.90, 3,328,595.10 and 702,504.45 is: 1,053,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,730.90 : 3,328,595.10 = 702,504.45 : x
  2. Step 2: Convert to fraction form
    2,218,730.90/3,328,595.10 = 702,504.45/x
  3. Step 3: Cross multiply
    2,218,730.90x = 3,328,595.10 × 702,504.45
  4. Step 4: Simplify right side
    2,218,730.90x = 2,338,352,869,998.19
  5. Step 5: Solve for x
    x = 2,338,352,869,998.19/2,218,730.90
  6. Step 6: Final answer
    x = 1,053,914.59

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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.