Home / 2,899,286.40-4,348,929.60-1,006,219.20

Finding the Fourth Proportional to 2,899,286.40, 4,348,929.60 and 1,006,219.20

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Solution

The fourth proportional to 2,899,286.40, 4,348,929.60 and 1,006,219.20 is: 1,509,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,286.40 : 4,348,929.60 = 1,006,219.20 : x
  2. Step 2: Convert to fraction form
    2,899,286.40/4,348,929.60 = 1,006,219.20/x
  3. Step 3: Cross multiply
    2,899,286.40x = 4,348,929.60 × 1,006,219.20
  4. Step 4: Simplify right side
    2,899,286.40x = 4,375,976,462,968.32
  5. Step 5: Solve for x
    x = 4,375,976,462,968.32/2,899,286.40
  6. Step 6: Final answer
    x = 1,509,328.80

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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.