Home / 1,820,775.38-2,731,294.28-698,844.38

Finding the Fourth Proportional to 1,820,775.38, 2,731,294.28 and 698,844.38

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Solution

The fourth proportional to 1,820,775.38, 2,731,294.28 and 698,844.38 is: 1,048,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,775.38 : 2,731,294.28 = 698,844.38 : x
  2. Step 2: Convert to fraction form
    1,820,775.38/2,731,294.28 = 698,844.38/x
  3. Step 3: Cross multiply
    1,820,775.38x = 2,731,294.28 × 698,844.38
  4. Step 4: Simplify right side
    1,820,775.38x = 1,908,749,645,794.79
  5. Step 5: Solve for x
    x = 1,908,749,645,794.79/1,820,775.38
  6. Step 6: Final answer
    x = 1,048,316.93

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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.