Home / 1,054,450.27-1,581,749.21-423,364.08

Finding the Fourth Proportional to 1,054,450.27, 1,581,749.21 and 423,364.08

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Solution

The fourth proportional to 1,054,450.27, 1,581,749.21 and 423,364.08 is: 635,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,450.27 : 1,581,749.21 = 423,364.08 : x
  2. Step 2: Convert to fraction form
    1,054,450.27/1,581,749.21 = 423,364.08/x
  3. Step 3: Cross multiply
    1,054,450.27x = 1,581,749.21 × 423,364.08
  4. Step 4: Simplify right side
    1,054,450.27x = 669,655,806,072.35
  5. Step 5: Solve for x
    x = 669,655,806,072.35/1,054,450.27
  6. Step 6: Final answer
    x = 635,075.76

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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.