Home / 3,803,176.31-5,247,802.83-2,148,719.76

Finding the Fourth Proportional to 3,803,176.31, 5,247,802.83 and 2,148,719.76

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Solution

The fourth proportional to 3,803,176.31, 5,247,802.83 and 2,148,719.76 is: 2,964,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,176.31 : 5,247,802.83 = 2,148,719.76 : x
  2. Step 2: Convert to fraction form
    3,803,176.31/5,247,802.83 = 2,148,719.76/x
  3. Step 3: Cross multiply
    3,803,176.31x = 5,247,802.83 × 2,148,719.76
  4. Step 4: Simplify right side
    3,803,176.31x = 11,276,057,637,404.92
  5. Step 5: Solve for x
    x = 11,276,057,637,404.92/3,803,176.31
  6. Step 6: Final answer
    x = 2,964,905.31

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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.