Home / 2,418,265.20-3,630,191.40-1,298,521.20

Finding the Fourth Proportional to 2,418,265.20, 3,630,191.40 and 1,298,521.20

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Solution

The fourth proportional to 2,418,265.20, 3,630,191.40 and 1,298,521.20 is: 1,949,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,265.20 : 3,630,191.40 = 1,298,521.20 : x
  2. Step 2: Convert to fraction form
    2,418,265.20/3,630,191.40 = 1,298,521.20/x
  3. Step 3: Cross multiply
    2,418,265.20x = 3,630,191.40 × 1,298,521.20
  4. Step 4: Simplify right side
    2,418,265.20x = 4,713,880,492,957.68
  5. Step 5: Solve for x
    x = 4,713,880,492,957.68/2,418,265.20
  6. Step 6: Final answer
    x = 1,949,281.86

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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.