Home / 1,753,871.80-2,630,807.70-571,919.80

Finding the Fourth Proportional to 1,753,871.80, 2,630,807.70 and 571,919.80

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Solution

The fourth proportional to 1,753,871.80, 2,630,807.70 and 571,919.80 is: 857,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,871.80 : 2,630,807.70 = 571,919.80 : x
  2. Step 2: Convert to fraction form
    1,753,871.80/2,630,807.70 = 571,919.80/x
  3. Step 3: Cross multiply
    1,753,871.80x = 2,630,807.70 × 571,919.80
  4. Step 4: Simplify right side
    1,753,871.80x = 1,504,611,013,622.46
  5. Step 5: Solve for x
    x = 1,504,611,013,622.46/1,753,871.80
  6. Step 6: Final answer
    x = 857,879.70

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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.