Home / 3,445,090.80-5,167,636.20-1,048,916.40

Finding the Fourth Proportional to 3,445,090.80, 5,167,636.20 and 1,048,916.40

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Solution

The fourth proportional to 3,445,090.80, 5,167,636.20 and 1,048,916.40 is: 1,573,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,090.80 : 5,167,636.20 = 1,048,916.40 : x
  2. Step 2: Convert to fraction form
    3,445,090.80/5,167,636.20 = 1,048,916.40/x
  3. Step 3: Cross multiply
    3,445,090.80x = 5,167,636.20 × 1,048,916.40
  4. Step 4: Simplify right side
    3,445,090.80x = 5,420,418,359,413.68
  5. Step 5: Solve for x
    x = 5,420,418,359,413.68/3,445,090.80
  6. Step 6: Final answer
    x = 1,573,374.60

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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.