Home / 3,478,863.93-4,800,670.09-1,930,109.10

Finding the Fourth Proportional to 3,478,863.93, 4,800,670.09 and 1,930,109.10

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Solution

The fourth proportional to 3,478,863.93, 4,800,670.09 and 1,930,109.10 is: 2,663,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,863.93 : 4,800,670.09 = 1,930,109.10 : x
  2. Step 2: Convert to fraction form
    3,478,863.93/4,800,670.09 = 1,930,109.10/x
  3. Step 3: Cross multiply
    3,478,863.93x = 4,800,670.09 × 1,930,109.10
  4. Step 4: Simplify right side
    3,478,863.93x = 9,265,817,026,806.82
  5. Step 5: Solve for x
    x = 9,265,817,026,806.82/3,478,863.93
  6. Step 6: Final answer
    x = 2,663,460.60

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1.5x scale

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.