Home / 1,917,592.05-2,872,678.95-1,606,146.39

Finding the Fourth Proportional to 1,917,592.05, 2,872,678.95 and 1,606,146.39

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Solution

The fourth proportional to 1,917,592.05, 2,872,678.95 and 1,606,146.39 is: 2,406,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,592.05 : 2,872,678.95 = 1,606,146.39 : x
  2. Step 2: Convert to fraction form
    1,917,592.05/2,872,678.95 = 1,606,146.39/x
  3. Step 3: Cross multiply
    1,917,592.05x = 2,872,678.95 × 1,606,146.39
  4. Step 4: Simplify right side
    1,917,592.05x = 4,613,942,928,733.61
  5. Step 5: Solve for x
    x = 4,613,942,928,733.61/1,917,592.05
  6. Step 6: Final answer
    x = 2,406,112.88

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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.