Home / 1,084,546.40-1,626,819.60-553,105.40

Finding the Fourth Proportional to 1,084,546.40, 1,626,819.60 and 553,105.40

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Solution

The fourth proportional to 1,084,546.40, 1,626,819.60 and 553,105.40 is: 829,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,546.40 : 1,626,819.60 = 553,105.40 : x
  2. Step 2: Convert to fraction form
    1,084,546.40/1,626,819.60 = 553,105.40/x
  3. Step 3: Cross multiply
    1,084,546.40x = 1,626,819.60 × 553,105.40
  4. Step 4: Simplify right side
    1,084,546.40x = 899,802,705,585.84
  5. Step 5: Solve for x
    x = 899,802,705,585.84/1,084,546.40
  6. Step 6: Final answer
    x = 829,658.10

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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.