Home / 1,563,136.70-2,343,480.14-617,215.46

Finding the Fourth Proportional to 1,563,136.70, 2,343,480.14 and 617,215.46

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Solution

The fourth proportional to 1,563,136.70, 2,343,480.14 and 617,215.46 is: 925,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,136.70 : 2,343,480.14 = 617,215.46 : x
  2. Step 2: Convert to fraction form
    1,563,136.70/2,343,480.14 = 617,215.46/x
  3. Step 3: Cross multiply
    1,563,136.70x = 2,343,480.14 × 617,215.46
  4. Step 4: Simplify right side
    1,563,136.70x = 1,446,432,172,610.96
  5. Step 5: Solve for x
    x = 1,446,432,172,610.96/1,563,136.70
  6. Step 6: Final answer
    x = 925,339.53

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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.