Home / 1,618,068.92-2,428,186.91-671,440.55

Finding the Fourth Proportional to 1,618,068.92, 2,428,186.91 and 671,440.55

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Solution

The fourth proportional to 1,618,068.92, 2,428,186.91 and 671,440.55 is: 1,007,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,068.92 : 2,428,186.91 = 671,440.55 : x
  2. Step 2: Convert to fraction form
    1,618,068.92/2,428,186.91 = 671,440.55/x
  3. Step 3: Cross multiply
    1,618,068.92x = 2,428,186.91 × 671,440.55
  4. Step 4: Simplify right side
    1,618,068.92x = 1,630,383,138,855.06
  5. Step 5: Solve for x
    x = 1,630,383,138,855.06/1,618,068.92
  6. Step 6: Final answer
    x = 1,007,610.44

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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.