Home / 1,959,447.81-2,939,357.23-761,462.52

Finding the Fourth Proportional to 1,959,447.81, 2,939,357.23 and 761,462.52

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Solution

The fourth proportional to 1,959,447.81, 2,939,357.23 and 761,462.52 is: 1,142,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,447.81 : 2,939,357.23 = 761,462.52 : x
  2. Step 2: Convert to fraction form
    1,959,447.81/2,939,357.23 = 761,462.52/x
  3. Step 3: Cross multiply
    1,959,447.81x = 2,939,357.23 × 761,462.52
  4. Step 4: Simplify right side
    1,959,447.81x = 2,238,210,350,609.77
  5. Step 5: Solve for x
    x = 2,238,210,350,609.77/1,959,447.81
  6. Step 6: Final answer
    x = 1,142,265.86

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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.