Home / 2,911,508.32-4,017,840.64-1,622,403.04

Finding the Fourth Proportional to 2,911,508.32, 4,017,840.64 and 1,622,403.04

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Solution

The fourth proportional to 2,911,508.32, 4,017,840.64 and 1,622,403.04 is: 2,238,893.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,508.32 : 4,017,840.64 = 1,622,403.04 : x
  2. Step 2: Convert to fraction form
    2,911,508.32/4,017,840.64 = 1,622,403.04/x
  3. Step 3: Cross multiply
    2,911,508.32x = 4,017,840.64 × 1,622,403.04
  4. Step 4: Simplify right side
    2,911,508.32x = 6,518,556,868,571.55
  5. Step 5: Solve for x
    x = 6,518,556,868,571.55/2,911,508.32
  6. Step 6: Final answer
    x = 2,238,893.44

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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.