Home / 5,487,772.80-8,231,659.20-1,701,638.40

Finding the Fourth Proportional to 5,487,772.80, 8,231,659.20 and 1,701,638.40

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Solution

The fourth proportional to 5,487,772.80, 8,231,659.20 and 1,701,638.40 is: 2,552,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,772.80 : 8,231,659.20 = 1,701,638.40 : x
  2. Step 2: Convert to fraction form
    5,487,772.80/8,231,659.20 = 1,701,638.40/x
  3. Step 3: Cross multiply
    5,487,772.80x = 8,231,659.20 × 1,701,638.40
  4. Step 4: Simplify right side
    5,487,772.80x = 14,007,307,390,433.28
  5. Step 5: Solve for x
    x = 14,007,307,390,433.28/5,487,772.80
  6. Step 6: Final answer
    x = 2,552,457.60

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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.