Home / 1,705,679.24-2,353,819.39-931,307.65

Finding the Fourth Proportional to 1,705,679.24, 2,353,819.39 and 931,307.65

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Solution

The fourth proportional to 1,705,679.24, 2,353,819.39 and 931,307.65 is: 1,285,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,679.24 : 2,353,819.39 = 931,307.65 : x
  2. Step 2: Convert to fraction form
    1,705,679.24/2,353,819.39 = 931,307.65/x
  3. Step 3: Cross multiply
    1,705,679.24x = 2,353,819.39 × 931,307.65
  4. Step 4: Simplify right side
    1,705,679.24x = 2,192,129,996,412.52
  5. Step 5: Solve for x
    x = 2,192,129,996,412.52/1,705,679.24
  6. Step 6: Final answer
    x = 1,285,194.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.