Home / 3,852,003.60-5,778,005.40-1,861,347.60

Finding the Fourth Proportional to 3,852,003.60, 5,778,005.40 and 1,861,347.60

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Solution

The fourth proportional to 3,852,003.60, 5,778,005.40 and 1,861,347.60 is: 2,792,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,003.60 : 5,778,005.40 = 1,861,347.60 : x
  2. Step 2: Convert to fraction form
    3,852,003.60/5,778,005.40 = 1,861,347.60/x
  3. Step 3: Cross multiply
    3,852,003.60x = 5,778,005.40 × 1,861,347.60
  4. Step 4: Simplify right side
    3,852,003.60x = 10,754,876,484,077.04
  5. Step 5: Solve for x
    x = 10,754,876,484,077.04/3,852,003.60
  6. Step 6: Final answer
    x = 2,792,021.40

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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.