Home / 2,916,006.80-4,374,010.20-1,640,548.40

Finding the Fourth Proportional to 2,916,006.80, 4,374,010.20 and 1,640,548.40

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Solution

The fourth proportional to 2,916,006.80, 4,374,010.20 and 1,640,548.40 is: 2,460,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,006.80 : 4,374,010.20 = 1,640,548.40 : x
  2. Step 2: Convert to fraction form
    2,916,006.80/4,374,010.20 = 1,640,548.40/x
  3. Step 3: Cross multiply
    2,916,006.80x = 4,374,010.20 × 1,640,548.40
  4. Step 4: Simplify right side
    2,916,006.80x = 7,175,775,435,193.68
  5. Step 5: Solve for x
    x = 7,175,775,435,193.68/2,916,006.80
  6. Step 6: Final answer
    x = 2,460,822.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.