Home / 3,083,784.88-4,255,673.52-1,688,323.23

Finding the Fourth Proportional to 3,083,784.88, 4,255,673.52 and 1,688,323.23

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Solution

The fourth proportional to 3,083,784.88, 4,255,673.52 and 1,688,323.23 is: 2,329,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083,784.88 : 4,255,673.52 = 1,688,323.23 : x
  2. Step 2: Convert to fraction form
    3,083,784.88/4,255,673.52 = 1,688,323.23/x
  3. Step 3: Cross multiply
    3,083,784.88x = 4,255,673.52 × 1,688,323.23
  4. Step 4: Simplify right side
    3,083,784.88x = 7,184,952,447,153.09
  5. Step 5: Solve for x
    x = 7,184,952,447,153.09/3,083,784.88
  6. Step 6: Final answer
    x = 2,329,913.64

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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.