Home / 3,621,495.24-4,997,639.52-1,989,920.34

Finding the Fourth Proportional to 3,621,495.24, 4,997,639.52 and 1,989,920.34

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Solution

The fourth proportional to 3,621,495.24, 4,997,639.52 and 1,989,920.34 is: 2,746,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,495.24 : 4,997,639.52 = 1,989,920.34 : x
  2. Step 2: Convert to fraction form
    3,621,495.24/4,997,639.52 = 1,989,920.34/x
  3. Step 3: Cross multiply
    3,621,495.24x = 4,997,639.52 × 1,989,920.34
  4. Step 4: Simplify right side
    3,621,495.24x = 9,944,904,532,835.84
  5. Step 5: Solve for x
    x = 9,944,904,532,835.84/3,621,495.24
  6. Step 6: Final answer
    x = 2,746,076.93

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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.