Home / 4,620,936.78-6,926,746.86-1,926,749.70

Finding the Fourth Proportional to 4,620,936.78, 6,926,746.86 and 1,926,749.70

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Solution

The fourth proportional to 4,620,936.78, 6,926,746.86 and 1,926,749.70 is: 2,888,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,936.78 : 6,926,746.86 = 1,926,749.70 : x
  2. Step 2: Convert to fraction form
    4,620,936.78/6,926,746.86 = 1,926,749.70/x
  3. Step 3: Cross multiply
    4,620,936.78x = 6,926,746.86 × 1,926,749.70
  4. Step 4: Simplify right side
    4,620,936.78x = 13,346,107,434,480.94
  5. Step 5: Solve for x
    x = 13,346,107,434,480.94/4,620,936.78
  6. Step 6: Final answer
    x = 2,888,182.22

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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.