Home / 5,461,156.48-8,191,428.54-1,674,628.96

Finding the Fourth Proportional to 5,461,156.48, 8,191,428.54 and 1,674,628.96

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Solution

The fourth proportional to 5,461,156.48, 8,191,428.54 and 1,674,628.96 is: 2,511,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,156.48 : 8,191,428.54 = 1,674,628.96 : x
  2. Step 2: Convert to fraction form
    5,461,156.48/8,191,428.54 = 1,674,628.96/x
  3. Step 3: Cross multiply
    5,461,156.48x = 8,191,428.54 × 1,674,628.96
  4. Step 4: Simplify right side
    5,461,156.48x = 13,717,603,456,854.52
  5. Step 5: Solve for x
    x = 13,717,603,456,854.52/5,461,156.48
  6. Step 6: Final answer
    x = 2,511,849.55

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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.