Home / 1,672,943.39-2,509,410.12-474,866.72

Finding the Fourth Proportional to 1,672,943.39, 2,509,410.12 and 474,866.72

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Solution

The fourth proportional to 1,672,943.39, 2,509,410.12 and 474,866.72 is: 712,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,943.39 : 2,509,410.12 = 474,866.72 : x
  2. Step 2: Convert to fraction form
    1,672,943.39/2,509,410.12 = 474,866.72/x
  3. Step 3: Cross multiply
    1,672,943.39x = 2,509,410.12 × 474,866.72
  4. Step 4: Simplify right side
    1,672,943.39x = 1,191,635,352,819.21
  5. Step 5: Solve for x
    x = 1,191,635,352,819.21/1,672,943.39
  6. Step 6: Final answer
    x = 712,298.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.