Home / 5,252,414.50-7,248,889.29-3,078,784

Finding the Fourth Proportional to 5,252,414.50, 7,248,889.29 and 3,078,784

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Solution

The fourth proportional to 5,252,414.50, 7,248,889.29 and 3,078,784 is: 4,249,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252,414.50 : 7,248,889.29 = 3,078,784 : x
  2. Step 2: Convert to fraction form
    5,252,414.50/7,248,889.29 = 3,078,784/x
  3. Step 3: Cross multiply
    5,252,414.50x = 7,248,889.29 × 3,078,784
  4. Step 4: Simplify right side
    5,252,414.50x = 22,317,764,363,823.36
  5. Step 5: Solve for x
    x = 22,317,764,363,823.36/5,252,414.50
  6. Step 6: Final answer
    x = 4,249,048.58

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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.