Home / 1,976,072.10-2,725,927.59-1,201,939.71

Finding the Fourth Proportional to 1,976,072.10, 2,725,927.59 and 1,201,939.71

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Solution

The fourth proportional to 1,976,072.10, 2,725,927.59 and 1,201,939.71 is: 1,658,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,072.10 : 2,725,927.59 = 1,201,939.71 : x
  2. Step 2: Convert to fraction form
    1,976,072.10/2,725,927.59 = 1,201,939.71/x
  3. Step 3: Cross multiply
    1,976,072.10x = 2,725,927.59 × 1,201,939.71
  4. Step 4: Simplify right side
    1,976,072.10x = 3,276,400,617,005.60
  5. Step 5: Solve for x
    x = 3,276,400,617,005.60/1,976,072.10
  6. Step 6: Final answer
    x = 1,658,036.98

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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.