Home / 1,353,264.36-2,030,071.68-406,730.76

Finding the Fourth Proportional to 1,353,264.36, 2,030,071.68 and 406,730.76

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Solution

The fourth proportional to 1,353,264.36, 2,030,071.68 and 406,730.76 is: 610,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,264.36 : 2,030,071.68 = 406,730.76 : x
  2. Step 2: Convert to fraction form
    1,353,264.36/2,030,071.68 = 406,730.76/x
  3. Step 3: Cross multiply
    1,353,264.36x = 2,030,071.68 × 406,730.76
  4. Step 4: Simplify right side
    1,353,264.36x = 825,692,597,260.88
  5. Step 5: Solve for x
    x = 825,692,597,260.88/1,353,264.36
  6. Step 6: Final answer
    x = 610,148.78

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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.