Home / 3,136,472-4,328,331.36-1,705,688

Finding the Fourth Proportional to 3,136,472, 4,328,331.36 and 1,705,688

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Solution

The fourth proportional to 3,136,472, 4,328,331.36 and 1,705,688 is: 2,353,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,472 : 4,328,331.36 = 1,705,688 : x
  2. Step 2: Convert to fraction form
    3,136,472/4,328,331.36 = 1,705,688/x
  3. Step 3: Cross multiply
    3,136,472x = 4,328,331.36 × 1,705,688
  4. Step 4: Simplify right side
    3,136,472x = 7,382,782,860,775.68
  5. Step 5: Solve for x
    x = 7,382,782,860,775.68/3,136,472
  6. Step 6: Final answer
    x = 2,353,849.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.