Home / 1,602,746.86-2,211,791.25-877,640.56

Finding the Fourth Proportional to 1,602,746.86, 2,211,791.25 and 877,640.56

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Solution

The fourth proportional to 1,602,746.86, 2,211,791.25 and 877,640.56 is: 1,211,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,746.86 : 2,211,791.25 = 877,640.56 : x
  2. Step 2: Convert to fraction form
    1,602,746.86/2,211,791.25 = 877,640.56/x
  3. Step 3: Cross multiply
    1,602,746.86x = 2,211,791.25 × 877,640.56
  4. Step 4: Simplify right side
    1,602,746.86x = 1,941,157,711,253.10
  5. Step 5: Solve for x
    x = 1,941,157,711,253.10/1,602,746.86
  6. Step 6: Final answer
    x = 1,211,144.29

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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.