Home / 2,156,408.55-3,227,881.73-1,588,430.07

Finding the Fourth Proportional to 2,156,408.55, 3,227,881.73 and 1,588,430.07

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Solution

The fourth proportional to 2,156,408.55, 3,227,881.73 and 1,588,430.07 is: 2,377,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,408.55 : 3,227,881.73 = 1,588,430.07 : x
  2. Step 2: Convert to fraction form
    2,156,408.55/3,227,881.73 = 1,588,430.07/x
  3. Step 3: Cross multiply
    2,156,408.55x = 3,227,881.73 × 1,588,430.07
  4. Step 4: Simplify right side
    2,156,408.55x = 5,127,264,394,393.47
  5. Step 5: Solve for x
    x = 5,127,264,394,393.47/2,156,408.55
  6. Step 6: Final answer
    x = 2,377,686.92

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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.