Home / 1,942,425.40-2,914,478.70-1,042,817.80

Finding the Fourth Proportional to 1,942,425.40, 2,914,478.70 and 1,042,817.80

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Solution

The fourth proportional to 1,942,425.40, 2,914,478.70 and 1,042,817.80 is: 1,564,677.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,425.40 : 2,914,478.70 = 1,042,817.80 : x
  2. Step 2: Convert to fraction form
    1,942,425.40/2,914,478.70 = 1,042,817.80/x
  3. Step 3: Cross multiply
    1,942,425.40x = 2,914,478.70 × 1,042,817.80
  4. Step 4: Simplify right side
    1,942,425.40x = 3,039,270,266,080.86
  5. Step 5: Solve for x
    x = 3,039,270,266,080.86/1,942,425.40
  6. Step 6: Final answer
    x = 1,564,677.99

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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.