Home / 3,149,699.76-4,725,300.51-1,019,784.51

Finding the Fourth Proportional to 3,149,699.76, 4,725,300.51 and 1,019,784.51

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Solution

The fourth proportional to 3,149,699.76, 4,725,300.51 and 1,019,784.51 is: 1,529,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,699.76 : 4,725,300.51 = 1,019,784.51 : x
  2. Step 2: Convert to fraction form
    3,149,699.76/4,725,300.51 = 1,019,784.51/x
  3. Step 3: Cross multiply
    3,149,699.76x = 4,725,300.51 × 1,019,784.51
  4. Step 4: Simplify right side
    3,149,699.76x = 4,818,788,265,193.10
  5. Step 5: Solve for x
    x = 4,818,788,265,193.10/3,149,699.76
  6. Step 6: Final answer
    x = 1,529,919.88

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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.