Home / 1,890,961.65-2,609,744.81-1,052,837.64

Finding the Fourth Proportional to 1,890,961.65, 2,609,744.81 and 1,052,837.64

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Solution

The fourth proportional to 1,890,961.65, 2,609,744.81 and 1,052,837.64 is: 1,453,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,961.65 : 2,609,744.81 = 1,052,837.64 : x
  2. Step 2: Convert to fraction form
    1,890,961.65/2,609,744.81 = 1,052,837.64/x
  3. Step 3: Cross multiply
    1,890,961.65x = 2,609,744.81 × 1,052,837.64
  4. Step 4: Simplify right side
    1,890,961.65x = 2,747,637,561,498.46
  5. Step 5: Solve for x
    x = 2,747,637,561,498.46/1,890,961.65
  6. Step 6: Final answer
    x = 1,453,037.17

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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.