Home / 1,997,603.31-2,998,537.28-860,926.45

Finding the Fourth Proportional to 1,997,603.31, 2,998,537.28 and 860,926.45

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Solution

The fourth proportional to 1,997,603.31, 2,998,537.28 and 860,926.45 is: 1,292,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,603.31 : 2,998,537.28 = 860,926.45 : x
  2. Step 2: Convert to fraction form
    1,997,603.31/2,998,537.28 = 860,926.45/x
  3. Step 3: Cross multiply
    1,997,603.31x = 2,998,537.28 × 860,926.45
  4. Step 4: Simplify right side
    1,997,603.31x = 2,581,520,055,663.06
  5. Step 5: Solve for x
    x = 2,581,520,055,663.06/1,997,603.31
  6. Step 6: Final answer
    x = 1,292,308.66

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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.