Home / 1,695,266.19-2,339,500.47-931,348.71

Finding the Fourth Proportional to 1,695,266.19, 2,339,500.47 and 931,348.71

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Solution

The fourth proportional to 1,695,266.19, 2,339,500.47 and 931,348.71 is: 1,285,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,266.19 : 2,339,500.47 = 931,348.71 : x
  2. Step 2: Convert to fraction form
    1,695,266.19/2,339,500.47 = 931,348.71/x
  3. Step 3: Cross multiply
    1,695,266.19x = 2,339,500.47 × 931,348.71
  4. Step 4: Simplify right side
    1,695,266.19x = 2,178,890,744,778.89
  5. Step 5: Solve for x
    x = 2,178,890,744,778.89/1,695,266.19
  6. Step 6: Final answer
    x = 1,285,279.42

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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.