Home / 2,809,637.88-3,877,309.80-1,520,477.88

Finding the Fourth Proportional to 2,809,637.88, 3,877,309.80 and 1,520,477.88

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Solution

The fourth proportional to 2,809,637.88, 3,877,309.80 and 1,520,477.88 is: 2,098,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,637.88 : 3,877,309.80 = 1,520,477.88 : x
  2. Step 2: Convert to fraction form
    2,809,637.88/3,877,309.80 = 1,520,477.88/x
  3. Step 3: Cross multiply
    2,809,637.88x = 3,877,309.80 × 1,520,477.88
  4. Step 4: Simplify right side
    2,809,637.88x = 5,895,363,784,807.22
  5. Step 5: Solve for x
    x = 5,895,363,784,807.22/2,809,637.88
  6. Step 6: Final answer
    x = 2,098,264.63

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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.