Home / 1,997,608.23-2,998,544.66-860,931.38

Finding the Fourth Proportional to 1,997,608.23, 2,998,544.66 and 860,931.38

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Solution

The fourth proportional to 1,997,608.23, 2,998,544.66 and 860,931.38 is: 1,292,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,608.23 : 2,998,544.66 = 860,931.38 : x
  2. Step 2: Convert to fraction form
    1,997,608.23/2,998,544.66 = 860,931.38/x
  3. Step 3: Cross multiply
    1,997,608.23x = 2,998,544.66 × 860,931.38
  4. Step 4: Simplify right side
    1,997,608.23x = 2,581,541,172,828.05
  5. Step 5: Solve for x
    x = 2,581,541,172,828.05/1,997,608.23
  6. Step 6: Final answer
    x = 1,292,316.05

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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.