Home / 1,814,841.70-2,723,246.70-749,991.40

Finding the Fourth Proportional to 1,814,841.70, 2,723,246.70 and 749,991.40

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Solution

The fourth proportional to 1,814,841.70, 2,723,246.70 and 749,991.40 is: 1,125,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,841.70 : 2,723,246.70 = 749,991.40 : x
  2. Step 2: Convert to fraction form
    1,814,841.70/2,723,246.70 = 749,991.40/x
  3. Step 3: Cross multiply
    1,814,841.70x = 2,723,246.70 × 749,991.40
  4. Step 4: Simplify right side
    1,814,841.70x = 2,042,411,605,078.38
  5. Step 5: Solve for x
    x = 2,042,411,605,078.38/1,814,841.70
  6. Step 6: Final answer
    x = 1,125,393.80

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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.