Home / 3,176,022.70-4,382,938.09-1,725,718.22

Finding the Fourth Proportional to 3,176,022.70, 4,382,938.09 and 1,725,718.22

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Solution

The fourth proportional to 3,176,022.70, 4,382,938.09 and 1,725,718.22 is: 2,381,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,022.70 : 4,382,938.09 = 1,725,718.22 : x
  2. Step 2: Convert to fraction form
    3,176,022.70/4,382,938.09 = 1,725,718.22/x
  3. Step 3: Cross multiply
    3,176,022.70x = 4,382,938.09 × 1,725,718.22
  4. Step 4: Simplify right side
    3,176,022.70x = 7,563,716,119,045.00
  5. Step 5: Solve for x
    x = 7,563,716,119,045.00/3,176,022.70
  6. Step 6: Final answer
    x = 2,381,505.69

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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.