Home / 1,253,465.63-1,879,718.60-533,356.90

Finding the Fourth Proportional to 1,253,465.63, 1,879,718.60 and 533,356.90

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Solution

The fourth proportional to 1,253,465.63, 1,879,718.60 and 533,356.90 is: 799,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,465.63 : 1,879,718.60 = 533,356.90 : x
  2. Step 2: Convert to fraction form
    1,253,465.63/1,879,718.60 = 533,356.90/x
  3. Step 3: Cross multiply
    1,253,465.63x = 1,879,718.60 × 533,356.90
  4. Step 4: Simplify right side
    1,253,465.63x = 1,002,560,882,002.44
  5. Step 5: Solve for x
    x = 1,002,560,882,002.44/1,253,465.63
  6. Step 6: Final answer
    x = 799,831.17

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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.