Home / 2,909,931.24-4,015,341.17-1,686,214.43

Finding the Fourth Proportional to 2,909,931.24, 4,015,341.17 and 1,686,214.43

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Solution

The fourth proportional to 2,909,931.24, 4,015,341.17 and 1,686,214.43 is: 2,326,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,931.24 : 4,015,341.17 = 1,686,214.43 : x
  2. Step 2: Convert to fraction form
    2,909,931.24/4,015,341.17 = 1,686,214.43/x
  3. Step 3: Cross multiply
    2,909,931.24x = 4,015,341.17 × 1,686,214.43
  4. Step 4: Simplify right side
    2,909,931.24x = 6,770,726,200,042.61
  5. Step 5: Solve for x
    x = 6,770,726,200,042.61/2,909,931.24
  6. Step 6: Final answer
    x = 2,326,765.01

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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.