Home / 1,555,979.60-2,334,021.24-433,954.64

Finding the Fourth Proportional to 1,555,979.60, 2,334,021.24 and 433,954.64

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Solution

The fourth proportional to 1,555,979.60, 2,334,021.24 and 433,954.64 is: 650,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,979.60 : 2,334,021.24 = 433,954.64 : x
  2. Step 2: Convert to fraction form
    1,555,979.60/2,334,021.24 = 433,954.64/x
  3. Step 3: Cross multiply
    1,555,979.60x = 2,334,021.24 × 433,954.64
  4. Step 4: Simplify right side
    1,555,979.60x = 1,012,859,346,956.55
  5. Step 5: Solve for x
    x = 1,012,859,346,956.55/1,555,979.60
  6. Step 6: Final answer
    x = 650,946.42

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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.