Home / 1,054,193.28-1,581,585.03-423,549.96

Finding the Fourth Proportional to 1,054,193.28, 1,581,585.03 and 423,549.96

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Solution

The fourth proportional to 1,054,193.28, 1,581,585.03 and 423,549.96 is: 635,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,193.28 : 1,581,585.03 = 423,549.96 : x
  2. Step 2: Convert to fraction form
    1,054,193.28/1,581,585.03 = 423,549.96/x
  3. Step 3: Cross multiply
    1,054,193.28x = 1,581,585.03 × 423,549.96
  4. Step 4: Simplify right side
    1,054,193.28x = 669,880,276,193.10
  5. Step 5: Solve for x
    x = 669,880,276,193.10/1,054,193.28
  6. Step 6: Final answer
    x = 635,443.51

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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.