Home / 2,809,806.16-3,877,532.76-1,520,655.88

Finding the Fourth Proportional to 2,809,806.16, 3,877,532.76 and 1,520,655.88

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Solution

The fourth proportional to 2,809,806.16, 3,877,532.76 and 1,520,655.88 is: 2,098,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,806.16 : 3,877,532.76 = 1,520,655.88 : x
  2. Step 2: Convert to fraction form
    2,809,806.16/3,877,532.76 = 1,520,655.88/x
  3. Step 3: Cross multiply
    2,809,806.16x = 3,877,532.76 × 1,520,655.88
  4. Step 4: Simplify right side
    2,809,806.16x = 5,896,392,991,386.63
  5. Step 5: Solve for x
    x = 5,896,392,991,386.63/2,809,806.16
  6. Step 6: Final answer
    x = 2,098,505.25

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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.