Home / 2,970,174.75-4,457,136.38-1,264,315.47

Finding the Fourth Proportional to 2,970,174.75, 4,457,136.38 and 1,264,315.47

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Solution

The fourth proportional to 2,970,174.75, 4,457,136.38 and 1,264,315.47 is: 1,897,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,174.75 : 4,457,136.38 = 1,264,315.47 : x
  2. Step 2: Convert to fraction form
    2,970,174.75/4,457,136.38 = 1,264,315.47/x
  3. Step 3: Cross multiply
    2,970,174.75x = 4,457,136.38 × 1,264,315.47
  4. Step 4: Simplify right side
    2,970,174.75x = 5,635,226,470,812.22
  5. Step 5: Solve for x
    x = 5,635,226,470,812.22/2,970,174.75
  6. Step 6: Final answer
    x = 1,897,271.02

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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.