Home / 2,315,167.47-3,195,295.43-1,321,737.77

Finding the Fourth Proportional to 2,315,167.47, 3,195,295.43 and 1,321,737.77

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Solution

The fourth proportional to 2,315,167.47, 3,195,295.43 and 1,321,737.77 is: 1,824,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,167.47 : 3,195,295.43 = 1,321,737.77 : x
  2. Step 2: Convert to fraction form
    2,315,167.47/3,195,295.43 = 1,321,737.77/x
  3. Step 3: Cross multiply
    2,315,167.47x = 3,195,295.43 × 1,321,737.77
  4. Step 4: Simplify right side
    2,315,167.47x = 4,223,342,657,518.94
  5. Step 5: Solve for x
    x = 4,223,342,657,518.94/2,315,167.47
  6. Step 6: Final answer
    x = 1,824,206.12

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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.