Home / 3,081,930.78-4,621,746.78-1,059,602.16

Finding the Fourth Proportional to 3,081,930.78, 4,621,746.78 and 1,059,602.16

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Solution

The fourth proportional to 3,081,930.78, 4,621,746.78 and 1,059,602.16 is: 1,589,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,930.78 : 4,621,746.78 = 1,059,602.16 : x
  2. Step 2: Convert to fraction form
    3,081,930.78/4,621,746.78 = 1,059,602.16/x
  3. Step 3: Cross multiply
    3,081,930.78x = 4,621,746.78 × 1,059,602.16
  4. Step 4: Simplify right side
    3,081,930.78x = 4,897,212,871,061.05
  5. Step 5: Solve for x
    x = 4,897,212,871,061.05/3,081,930.78
  6. Step 6: Final answer
    x = 1,589,008.07

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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.