Home / 1,529,574.68-2,289,876.24-1,072,581.32

Finding the Fourth Proportional to 1,529,574.68, 2,289,876.24 and 1,072,581.32

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Solution

The fourth proportional to 1,529,574.68, 2,289,876.24 and 1,072,581.32 is: 1,605,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,574.68 : 2,289,876.24 = 1,072,581.32 : x
  2. Step 2: Convert to fraction form
    1,529,574.68/2,289,876.24 = 1,072,581.32/x
  3. Step 3: Cross multiply
    1,529,574.68x = 2,289,876.24 × 1,072,581.32
  4. Step 4: Simplify right side
    1,529,574.68x = 2,456,078,480,135.84
  5. Step 5: Solve for x
    x = 2,456,078,480,135.84/1,529,574.68
  6. Step 6: Final answer
    x = 1,605,726.42

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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.