Home / 1,638,957.60-2,260,957.44-1,095,226.88

Finding the Fourth Proportional to 1,638,957.60, 2,260,957.44 and 1,095,226.88

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Solution

The fourth proportional to 1,638,957.60, 2,260,957.44 and 1,095,226.88 is: 1,510,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,957.60 : 2,260,957.44 = 1,095,226.88 : x
  2. Step 2: Convert to fraction form
    1,638,957.60/2,260,957.44 = 1,095,226.88/x
  3. Step 3: Cross multiply
    1,638,957.60x = 2,260,957.44 × 1,095,226.88
  4. Step 4: Simplify right side
    1,638,957.60x = 2,476,261,362,823.99
  5. Step 5: Solve for x
    x = 2,476,261,362,823.99/1,638,957.60
  6. Step 6: Final answer
    x = 1,510,875.79

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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.