Home / 3,780,290.94-5,671,005.17-1,220,648.01

Finding the Fourth Proportional to 3,780,290.94, 5,671,005.17 and 1,220,648.01

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Solution

The fourth proportional to 3,780,290.94, 5,671,005.17 and 1,220,648.01 is: 1,831,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,290.94 : 5,671,005.17 = 1,220,648.01 : x
  2. Step 2: Convert to fraction form
    3,780,290.94/5,671,005.17 = 1,220,648.01/x
  3. Step 3: Cross multiply
    3,780,290.94x = 5,671,005.17 × 1,220,648.01
  4. Step 4: Simplify right side
    3,780,290.94x = 6,922,301,169,356.97
  5. Step 5: Solve for x
    x = 6,922,301,169,356.97/3,780,290.94
  6. Step 6: Final answer
    x = 1,831,155.66

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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.