Home / 1,939,161.17-2,901,655.79-1,140,818.69

Finding the Fourth Proportional to 1,939,161.17, 2,901,655.79 and 1,140,818.69

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Solution

The fourth proportional to 1,939,161.17, 2,901,655.79 and 1,140,818.69 is: 1,707,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,161.17 : 2,901,655.79 = 1,140,818.69 : x
  2. Step 2: Convert to fraction form
    1,939,161.17/2,901,655.79 = 1,140,818.69/x
  3. Step 3: Cross multiply
    1,939,161.17x = 2,901,655.79 × 1,140,818.69
  4. Step 4: Simplify right side
    1,939,161.17x = 3,310,263,157,178.72
  5. Step 5: Solve for x
    x = 3,310,263,157,178.72/1,939,161.17
  6. Step 6: Final answer
    x = 1,707,059.32

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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.