Home / 1,949,042.40-2,919,416.40-1,617,266.40

Finding the Fourth Proportional to 1,949,042.40, 2,919,416.40 and 1,617,266.40

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Solution

The fourth proportional to 1,949,042.40, 2,919,416.40 and 1,617,266.40 is: 2,422,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,042.40 : 2,919,416.40 = 1,617,266.40 : x
  2. Step 2: Convert to fraction form
    1,949,042.40/2,919,416.40 = 1,617,266.40/x
  3. Step 3: Cross multiply
    1,949,042.40x = 2,919,416.40 × 1,617,266.40
  4. Step 4: Simplify right side
    1,949,042.40x = 4,721,474,051,328.96
  5. Step 5: Solve for x
    x = 4,721,474,051,328.96/1,949,042.40
  6. Step 6: Final answer
    x = 2,422,458.36

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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.