Home / 1,924,313.40-2,885,789.70-661,847.40

Finding the Fourth Proportional to 1,924,313.40, 2,885,789.70 and 661,847.40

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Solution

The fourth proportional to 1,924,313.40, 2,885,789.70 and 661,847.40 is: 992,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,313.40 : 2,885,789.70 = 661,847.40 : x
  2. Step 2: Convert to fraction form
    1,924,313.40/2,885,789.70 = 661,847.40/x
  3. Step 3: Cross multiply
    1,924,313.40x = 2,885,789.70 × 661,847.40
  4. Step 4: Simplify right side
    1,924,313.40x = 1,909,952,409,891.78
  5. Step 5: Solve for x
    x = 1,909,952,409,891.78/1,924,313.40
  6. Step 6: Final answer
    x = 992,537.08

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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.