Home / 1,603,568.91-2,405,853.65-538,657.16

Finding the Fourth Proportional to 1,603,568.91, 2,405,853.65 and 538,657.16

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Solution

The fourth proportional to 1,603,568.91, 2,405,853.65 and 538,657.16 is: 808,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,568.91 : 2,405,853.65 = 538,657.16 : x
  2. Step 2: Convert to fraction form
    1,603,568.91/2,405,853.65 = 538,657.16/x
  3. Step 3: Cross multiply
    1,603,568.91x = 2,405,853.65 × 538,657.16
  4. Step 4: Simplify right side
    1,603,568.91x = 1,295,930,279,762.08
  5. Step 5: Solve for x
    x = 1,295,930,279,762.08/1,603,568.91
  6. Step 6: Final answer
    x = 808,153.78

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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.