Home / 3,397,776.63-4,688,930.38-1,869,883.75

Finding the Fourth Proportional to 3,397,776.63, 4,688,930.38 and 1,869,883.75

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Solution

The fourth proportional to 3,397,776.63, 4,688,930.38 and 1,869,883.75 is: 2,580,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,776.63 : 4,688,930.38 = 1,869,883.75 : x
  2. Step 2: Convert to fraction form
    3,397,776.63/4,688,930.38 = 1,869,883.75/x
  3. Step 3: Cross multiply
    3,397,776.63x = 4,688,930.38 × 1,869,883.75
  4. Step 4: Simplify right side
    3,397,776.63x = 8,767,754,717,768.62
  5. Step 5: Solve for x
    x = 8,767,754,717,768.62/3,397,776.63
  6. Step 6: Final answer
    x = 2,580,438.82

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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.