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Finding the Fourth Proportional to 3,154,200, 4,352,796 and 1,723,416

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Solution

The fourth proportional to 3,154,200, 4,352,796 and 1,723,416 is: 2,378,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,200 : 4,352,796 = 1,723,416 : x
  2. Step 2: Convert to fraction form
    3,154,200/4,352,796 = 1,723,416/x
  3. Step 3: Cross multiply
    3,154,200x = 4,352,796 × 1,723,416
  4. Step 4: Simplify right side
    3,154,200x = 7,501,678,271,136
  5. Step 5: Solve for x
    x = 7,501,678,271,136/3,154,200
  6. Step 6: Final answer
    x = 2,378,314.08

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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.