Home / 2,913,180.59-4,020,206.38-1,690,214.24

Finding the Fourth Proportional to 2,913,180.59, 4,020,206.38 and 1,690,214.24

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Solution

The fourth proportional to 2,913,180.59, 4,020,206.38 and 1,690,214.24 is: 2,332,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,180.59 : 4,020,206.38 = 1,690,214.24 : x
  2. Step 2: Convert to fraction form
    2,913,180.59/4,020,206.38 = 1,690,214.24/x
  3. Step 3: Cross multiply
    2,913,180.59x = 4,020,206.38 × 1,690,214.24
  4. Step 4: Simplify right side
    2,913,180.59x = 6,795,010,077,039.83
  5. Step 5: Solve for x
    x = 6,795,010,077,039.83/2,913,180.59
  6. Step 6: Final answer
    x = 2,332,505.61

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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.