Home / 2,688,270.90-4,032,406.35-693,726.90

Finding the Fourth Proportional to 2,688,270.90, 4,032,406.35 and 693,726.90

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Solution

The fourth proportional to 2,688,270.90, 4,032,406.35 and 693,726.90 is: 1,040,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,270.90 : 4,032,406.35 = 693,726.90 : x
  2. Step 2: Convert to fraction form
    2,688,270.90/4,032,406.35 = 693,726.90/x
  3. Step 3: Cross multiply
    2,688,270.90x = 4,032,406.35 × 693,726.90
  4. Step 4: Simplify right side
    2,688,270.90x = 2,797,388,756,725.82
  5. Step 5: Solve for x
    x = 2,797,388,756,725.82/2,688,270.90
  6. Step 6: Final answer
    x = 1,040,590.35

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Similar ratio
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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.