Home / 6,210,819.72-9,316,354.26-1,661,861.32

Finding the Fourth Proportional to 6,210,819.72, 9,316,354.26 and 1,661,861.32

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Solution

The fourth proportional to 6,210,819.72, 9,316,354.26 and 1,661,861.32 is: 2,492,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210,819.72 : 9,316,354.26 = 1,661,861.32 : x
  2. Step 2: Convert to fraction form
    6,210,819.72/9,316,354.26 = 1,661,861.32/x
  3. Step 3: Cross multiply
    6,210,819.72x = 9,316,354.26 × 1,661,861.32
  4. Step 4: Simplify right side
    6,210,819.72x = 15,482,488,772,468.26
  5. Step 5: Solve for x
    x = 15,482,488,772,468.26/6,210,819.72
  6. Step 6: Final answer
    x = 2,492,825.34

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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.