Home / 2,601,787.60-3,590,376.60-1,440,284.32

Finding the Fourth Proportional to 2,601,787.60, 3,590,376.60 and 1,440,284.32

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Solution

The fourth proportional to 2,601,787.60, 3,590,376.60 and 1,440,284.32 is: 1,987,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,787.60 : 3,590,376.60 = 1,440,284.32 : x
  2. Step 2: Convert to fraction form
    2,601,787.60/3,590,376.60 = 1,440,284.32/x
  3. Step 3: Cross multiply
    2,601,787.60x = 3,590,376.60 × 1,440,284.32
  4. Step 4: Simplify right side
    2,601,787.60x = 5,171,163,119,874.91
  5. Step 5: Solve for x
    x = 5,171,163,119,874.91/2,601,787.60
  6. Step 6: Final answer
    x = 1,987,542.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.