Home / 1,617,211.20-2,426,032.80-551,985.60

Finding the Fourth Proportional to 1,617,211.20, 2,426,032.80 and 551,985.60

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Solution

The fourth proportional to 1,617,211.20, 2,426,032.80 and 551,985.60 is: 828,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,211.20 : 2,426,032.80 = 551,985.60 : x
  2. Step 2: Convert to fraction form
    1,617,211.20/2,426,032.80 = 551,985.60/x
  3. Step 3: Cross multiply
    1,617,211.20x = 2,426,032.80 × 551,985.60
  4. Step 4: Simplify right side
    1,617,211.20x = 1,339,135,170,727.68
  5. Step 5: Solve for x
    x = 1,339,135,170,727.68/1,617,211.20
  6. Step 6: Final answer
    x = 828,052.12

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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.