Home / 1,949,088.40-2,920,522.20-1,631,827.60

Finding the Fourth Proportional to 1,949,088.40, 2,920,522.20 and 1,631,827.60

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Solution

The fourth proportional to 1,949,088.40, 2,920,522.20 and 1,631,827.60 is: 2,445,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,088.40 : 2,920,522.20 = 1,631,827.60 : x
  2. Step 2: Convert to fraction form
    1,949,088.40/2,920,522.20 = 1,631,827.60/x
  3. Step 3: Cross multiply
    1,949,088.40x = 2,920,522.20 × 1,631,827.60
  4. Step 4: Simplify right side
    1,949,088.40x = 4,765,788,732,372.72
  5. Step 5: Solve for x
    x = 4,765,788,732,372.72/1,949,088.40
  6. Step 6: Final answer
    x = 2,445,137.29

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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.