Home / 1,569,176.64-2,165,400-890,098.56

Finding the Fourth Proportional to 1,569,176.64, 2,165,400 and 890,098.56

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Solution

The fourth proportional to 1,569,176.64, 2,165,400 and 890,098.56 is: 1,228,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,176.64 : 2,165,400 = 890,098.56 : x
  2. Step 2: Convert to fraction form
    1,569,176.64/2,165,400 = 890,098.56/x
  3. Step 3: Cross multiply
    1,569,176.64x = 2,165,400 × 890,098.56
  4. Step 4: Simplify right side
    1,569,176.64x = 1,927,419,421,824
  5. Step 5: Solve for x
    x = 1,927,419,421,824/1,569,176.64
  6. Step 6: Final answer
    x = 1,228,299.84

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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.