Home / 2,809,751.20-3,877,461.56-1,520,592.64

Finding the Fourth Proportional to 2,809,751.20, 3,877,461.56 and 1,520,592.64

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Solution

The fourth proportional to 2,809,751.20, 3,877,461.56 and 1,520,592.64 is: 2,098,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,751.20 : 3,877,461.56 = 1,520,592.64 : x
  2. Step 2: Convert to fraction form
    2,809,751.20/3,877,461.56 = 1,520,592.64/x
  3. Step 3: Cross multiply
    2,809,751.20x = 3,877,461.56 × 1,520,592.64
  4. Step 4: Simplify right side
    2,809,751.20x = 5,896,039,510,018.92
  5. Step 5: Solve for x
    x = 5,896,039,510,018.92/2,809,751.20
  6. Step 6: Final answer
    x = 2,098,420.50

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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.