Home / 4,814,076.80-6,643,412.29-2,638,613.22

Finding the Fourth Proportional to 4,814,076.80, 6,643,412.29 and 2,638,613.22

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Solution

The fourth proportional to 4,814,076.80, 6,643,412.29 and 2,638,613.22 is: 3,641,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814,076.80 : 6,643,412.29 = 2,638,613.22 : x
  2. Step 2: Convert to fraction form
    4,814,076.80/6,643,412.29 = 2,638,613.22/x
  3. Step 3: Cross multiply
    4,814,076.80x = 6,643,412.29 × 2,638,613.22
  4. Step 4: Simplify right side
    4,814,076.80x = 17,529,395,495,216.94
  5. Step 5: Solve for x
    x = 17,529,395,495,216.94/4,814,076.80
  6. Step 6: Final answer
    x = 3,641,278.74

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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.