Home / 1,537,830.82-2,122,165.39-849,487.86

Finding the Fourth Proportional to 1,537,830.82, 2,122,165.39 and 849,487.86

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Solution

The fourth proportional to 1,537,830.82, 2,122,165.39 and 849,487.86 is: 1,172,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,830.82 : 2,122,165.39 = 849,487.86 : x
  2. Step 2: Convert to fraction form
    1,537,830.82/2,122,165.39 = 849,487.86/x
  3. Step 3: Cross multiply
    1,537,830.82x = 2,122,165.39 × 849,487.86
  4. Step 4: Simplify right side
    1,537,830.82x = 1,802,753,735,717.17
  5. Step 5: Solve for x
    x = 1,802,753,735,717.17/1,537,830.82
  6. Step 6: Final answer
    x = 1,172,270.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.