Home / 1,470,082.92-2,205,276.94-405,125.16

Finding the Fourth Proportional to 1,470,082.92, 2,205,276.94 and 405,125.16

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Solution

The fourth proportional to 1,470,082.92, 2,205,276.94 and 405,125.16 is: 607,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,082.92 : 2,205,276.94 = 405,125.16 : x
  2. Step 2: Convert to fraction form
    1,470,082.92/2,205,276.94 = 405,125.16/x
  3. Step 3: Cross multiply
    1,470,082.92x = 2,205,276.94 × 405,125.16
  4. Step 4: Simplify right side
    1,470,082.92x = 893,413,173,161.81
  5. Step 5: Solve for x
    x = 893,413,173,161.81/1,470,082.92
  6. Step 6: Final answer
    x = 607,729.78

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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.