Home / 1,953,887.73-2,694,019.80-1,681,487.29

Finding the Fourth Proportional to 1,953,887.73, 2,694,019.80 and 1,681,487.29

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Solution

The fourth proportional to 1,953,887.73, 2,694,019.80 and 1,681,487.29 is: 2,318,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,887.73 : 2,694,019.80 = 1,681,487.29 : x
  2. Step 2: Convert to fraction form
    1,953,887.73/2,694,019.80 = 1,681,487.29/x
  3. Step 3: Cross multiply
    1,953,887.73x = 2,694,019.80 × 1,681,487.29
  4. Step 4: Simplify right side
    1,953,887.73x = 4,529,960,052,708.34
  5. Step 5: Solve for x
    x = 4,529,960,052,708.34/1,953,887.73
  6. Step 6: Final answer
    x = 2,318,434.16

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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.