Home / 2,890,744.20-4,334,366.70-1,293,009.48

Finding the Fourth Proportional to 2,890,744.20, 4,334,366.70 and 1,293,009.48

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Solution

The fourth proportional to 2,890,744.20, 4,334,366.70 and 1,293,009.48 is: 1,938,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,744.20 : 4,334,366.70 = 1,293,009.48 : x
  2. Step 2: Convert to fraction form
    2,890,744.20/4,334,366.70 = 1,293,009.48/x
  3. Step 3: Cross multiply
    2,890,744.20x = 4,334,366.70 × 1,293,009.48
  4. Step 4: Simplify right side
    2,890,744.20x = 5,604,377,232,896.32
  5. Step 5: Solve for x
    x = 5,604,377,232,896.32/2,890,744.20
  6. Step 6: Final answer
    x = 1,938,731.64

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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.