Home / 5,424,508.63-8,136,885.66-1,380,981.34

Finding the Fourth Proportional to 5,424,508.63, 8,136,885.66 and 1,380,981.34

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Solution

The fourth proportional to 5,424,508.63, 8,136,885.66 and 1,380,981.34 is: 2,071,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,508.63 : 8,136,885.66 = 1,380,981.34 : x
  2. Step 2: Convert to fraction form
    5,424,508.63/8,136,885.66 = 1,380,981.34/x
  3. Step 3: Cross multiply
    5,424,508.63x = 8,136,885.66 × 1,380,981.34
  4. Step 4: Simplify right side
    5,424,508.63x = 11,236,887,262,173.59
  5. Step 5: Solve for x
    x = 11,236,887,262,173.59/5,424,508.63
  6. Step 6: Final answer
    x = 2,071,503.25

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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.