Home / 1,817,343.20-2,507,943.58-1,042,912.46

Finding the Fourth Proportional to 1,817,343.20, 2,507,943.58 and 1,042,912.46

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Solution

The fourth proportional to 1,817,343.20, 2,507,943.58 and 1,042,912.46 is: 1,439,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,343.20 : 2,507,943.58 = 1,042,912.46 : x
  2. Step 2: Convert to fraction form
    1,817,343.20/2,507,943.58 = 1,042,912.46/x
  3. Step 3: Cross multiply
    1,817,343.20x = 2,507,943.58 × 1,042,912.46
  4. Step 4: Simplify right side
    1,817,343.20x = 2,615,565,612,221.59
  5. Step 5: Solve for x
    x = 2,615,565,612,221.59/1,817,343.20
  6. Step 6: Final answer
    x = 1,439,224.91

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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.