Home / 2,688,705.70-4,033,058.55-2,394,772.90

Finding the Fourth Proportional to 2,688,705.70, 4,033,058.55 and 2,394,772.90

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Solution

The fourth proportional to 2,688,705.70, 4,033,058.55 and 2,394,772.90 is: 3,592,159.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,705.70 : 4,033,058.55 = 2,394,772.90 : x
  2. Step 2: Convert to fraction form
    2,688,705.70/4,033,058.55 = 2,394,772.90/x
  3. Step 3: Cross multiply
    2,688,705.70x = 4,033,058.55 × 2,394,772.90
  4. Step 4: Simplify right side
    2,688,705.70x = 9,658,259,319,653.30
  5. Step 5: Solve for x
    x = 9,658,259,319,653.30/2,688,705.70
  6. Step 6: Final answer
    x = 3,592,159.35

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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.