Home / 1,569,466.64-2,165,800.20-890,388.56

Finding the Fourth Proportional to 1,569,466.64, 2,165,800.20 and 890,388.56

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Solution

The fourth proportional to 1,569,466.64, 2,165,800.20 and 890,388.56 is: 1,228,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,466.64 : 2,165,800.20 = 890,388.56 : x
  2. Step 2: Convert to fraction form
    1,569,466.64/2,165,800.20 = 890,388.56/x
  3. Step 3: Cross multiply
    1,569,466.64x = 2,165,800.20 × 890,388.56
  4. Step 4: Simplify right side
    1,569,466.64x = 1,928,403,721,325.71
  5. Step 5: Solve for x
    x = 1,928,403,721,325.71/1,569,466.64
  6. Step 6: Final answer
    x = 1,228,700.04

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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.