Home / 1,577,006.40-2,365,250.72-439,846

Finding the Fourth Proportional to 1,577,006.40, 2,365,250.72 and 439,846

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Solution

The fourth proportional to 1,577,006.40, 2,365,250.72 and 439,846 is: 659,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,006.40 : 2,365,250.72 = 439,846 : x
  2. Step 2: Convert to fraction form
    1,577,006.40/2,365,250.72 = 439,846/x
  3. Step 3: Cross multiply
    1,577,006.40x = 2,365,250.72 × 439,846
  4. Step 4: Simplify right side
    1,577,006.40x = 1,040,346,068,189.12
  5. Step 5: Solve for x
    x = 1,040,346,068,189.12/1,577,006.40
  6. Step 6: Final answer
    x = 659,696.80

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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.