Home / 2,784,549.20-4,176,823.80-2,616,587.60

Finding the Fourth Proportional to 2,784,549.20, 4,176,823.80 and 2,616,587.60

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Solution

The fourth proportional to 2,784,549.20, 4,176,823.80 and 2,616,587.60 is: 3,924,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,549.20 : 4,176,823.80 = 2,616,587.60 : x
  2. Step 2: Convert to fraction form
    2,784,549.20/4,176,823.80 = 2,616,587.60/x
  3. Step 3: Cross multiply
    2,784,549.20x = 4,176,823.80 × 2,616,587.60
  4. Step 4: Simplify right side
    2,784,549.20x = 10,929,025,362,464.88
  5. Step 5: Solve for x
    x = 10,929,025,362,464.88/2,784,549.20
  6. Step 6: Final answer
    x = 3,924,881.40

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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.