Home / 1,760,807.80-2,641,211.70-862,388.20

Finding the Fourth Proportional to 1,760,807.80, 2,641,211.70 and 862,388.20

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Solution

The fourth proportional to 1,760,807.80, 2,641,211.70 and 862,388.20 is: 1,293,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,807.80 : 2,641,211.70 = 862,388.20 : x
  2. Step 2: Convert to fraction form
    1,760,807.80/2,641,211.70 = 862,388.20/x
  3. Step 3: Cross multiply
    1,760,807.80x = 2,641,211.70 × 862,388.20
  4. Step 4: Simplify right side
    1,760,807.80x = 2,277,749,803,781.94
  5. Step 5: Solve for x
    x = 2,277,749,803,781.94/1,760,807.80
  6. Step 6: Final answer
    x = 1,293,582.30

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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.