Home / 3,440,535.44-5,157,916.32-1,521,136.76

Finding the Fourth Proportional to 3,440,535.44, 5,157,916.32 and 1,521,136.76

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Solution

The fourth proportional to 3,440,535.44, 5,157,916.32 and 1,521,136.76 is: 2,280,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,535.44 : 5,157,916.32 = 1,521,136.76 : x
  2. Step 2: Convert to fraction form
    3,440,535.44/5,157,916.32 = 1,521,136.76/x
  3. Step 3: Cross multiply
    3,440,535.44x = 5,157,916.32 × 1,521,136.76
  4. Step 4: Simplify right side
    3,440,535.44x = 7,845,896,119,355.92
  5. Step 5: Solve for x
    x = 7,845,896,119,355.92/3,440,535.44
  6. Step 6: Final answer
    x = 2,280,428.80

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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.