Home / 2,812,348.76-3,881,029.01-1,571,957.47

Finding the Fourth Proportional to 2,812,348.76, 3,881,029.01 and 1,571,957.47

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Solution

The fourth proportional to 2,812,348.76, 3,881,029.01 and 1,571,957.47 is: 2,169,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,348.76 : 3,881,029.01 = 1,571,957.47 : x
  2. Step 2: Convert to fraction form
    2,812,348.76/3,881,029.01 = 1,571,957.47/x
  3. Step 3: Cross multiply
    2,812,348.76x = 3,881,029.01 × 1,571,957.47
  4. Step 4: Simplify right side
    2,812,348.76x = 6,100,812,537,783.53
  5. Step 5: Solve for x
    x = 6,100,812,537,783.53/2,812,348.76
  6. Step 6: Final answer
    x = 2,169,294.44

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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.