Home / 2,819,888.34-3,891,341.97-1,530,700.44

Finding the Fourth Proportional to 2,819,888.34, 3,891,341.97 and 1,530,700.44

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Solution

The fourth proportional to 2,819,888.34, 3,891,341.97 and 1,530,700.44 is: 2,112,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,888.34 : 3,891,341.97 = 1,530,700.44 : x
  2. Step 2: Convert to fraction form
    2,819,888.34/3,891,341.97 = 1,530,700.44/x
  3. Step 3: Cross multiply
    2,819,888.34x = 3,891,341.97 × 1,530,700.44
  4. Step 4: Simplify right side
    2,819,888.34x = 5,956,478,865,669.47
  5. Step 5: Solve for x
    x = 5,956,478,865,669.47/2,819,888.34
  6. Step 6: Final answer
    x = 2,112,310.19

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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.