Home / 1,541,873.90-2,127,767.54-862,815.98

Finding the Fourth Proportional to 1,541,873.90, 2,127,767.54 and 862,815.98

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Solution

The fourth proportional to 1,541,873.90, 2,127,767.54 and 862,815.98 is: 1,190,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,873.90 : 2,127,767.54 = 862,815.98 : x
  2. Step 2: Convert to fraction form
    1,541,873.90/2,127,767.54 = 862,815.98/x
  3. Step 3: Cross multiply
    1,541,873.90x = 2,127,767.54 × 862,815.98
  4. Step 4: Simplify right side
    1,541,873.90x = 1,835,871,835,237.29
  5. Step 5: Solve for x
    x = 1,835,871,835,237.29/1,541,873.90
  6. Step 6: Final answer
    x = 1,190,675.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.