Home / 3,782,547.72-5,219,910.54-2,063,669.40

Finding the Fourth Proportional to 3,782,547.72, 5,219,910.54 and 2,063,669.40

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Solution

The fourth proportional to 3,782,547.72, 5,219,910.54 and 2,063,669.40 is: 2,847,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,547.72 : 5,219,910.54 = 2,063,669.40 : x
  2. Step 2: Convert to fraction form
    3,782,547.72/5,219,910.54 = 2,063,669.40/x
  3. Step 3: Cross multiply
    3,782,547.72x = 5,219,910.54 × 2,063,669.40
  4. Step 4: Simplify right side
    3,782,547.72x = 10,772,169,652,135.48
  5. Step 5: Solve for x
    x = 10,772,169,652,135.48/3,782,547.72
  6. Step 6: Final answer
    x = 2,847,860.87

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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.