Home / 2,950,411.37-4,070,487.65-1,788,019.07

Finding the Fourth Proportional to 2,950,411.37, 4,070,487.65 and 1,788,019.07

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Solution

The fourth proportional to 2,950,411.37, 4,070,487.65 and 1,788,019.07 is: 2,466,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,411.37 : 4,070,487.65 = 1,788,019.07 : x
  2. Step 2: Convert to fraction form
    2,950,411.37/4,070,487.65 = 1,788,019.07/x
  3. Step 3: Cross multiply
    2,950,411.37x = 4,070,487.65 × 1,788,019.07
  4. Step 4: Simplify right side
    2,950,411.37x = 7,278,109,542,399.49
  5. Step 5: Solve for x
    x = 7,278,109,542,399.49/2,950,411.37
  6. Step 6: Final answer
    x = 2,466,811.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.