Home / 4,607,749.07-6,909,415.17-2,176,878.76

Finding the Fourth Proportional to 4,607,749.07, 6,909,415.17 and 2,176,878.76

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Solution

The fourth proportional to 4,607,749.07, 6,909,415.17 and 2,176,878.76 is: 3,264,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607,749.07 : 6,909,415.17 = 2,176,878.76 : x
  2. Step 2: Convert to fraction form
    4,607,749.07/6,909,415.17 = 2,176,878.76/x
  3. Step 3: Cross multiply
    4,607,749.07x = 6,909,415.17 × 2,176,878.76
  4. Step 4: Simplify right side
    4,607,749.07x = 15,040,959,093,047.71
  5. Step 5: Solve for x
    x = 15,040,959,093,047.71/4,607,749.07
  6. Step 6: Final answer
    x = 3,264,274.78

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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.