Home / 1,668,697.98-2,502,218.86-531,312

Finding the Fourth Proportional to 1,668,697.98, 2,502,218.86 and 531,312

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Solution

The fourth proportional to 1,668,697.98, 2,502,218.86 and 531,312 is: 796,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,697.98 : 2,502,218.86 = 531,312 : x
  2. Step 2: Convert to fraction form
    1,668,697.98/2,502,218.86 = 531,312/x
  3. Step 3: Cross multiply
    1,668,697.98x = 2,502,218.86 × 531,312
  4. Step 4: Simplify right side
    1,668,697.98x = 1,329,458,906,944.32
  5. Step 5: Solve for x
    x = 1,329,458,906,944.32/1,668,697.98
  6. Step 6: Final answer
    x = 796,704.33

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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.