Home / 1,780,785.79-2,457,486.46-964,982.33

Finding the Fourth Proportional to 1,780,785.79, 2,457,486.46 and 964,982.33

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Solution

The fourth proportional to 1,780,785.79, 2,457,486.46 and 964,982.33 is: 1,331,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,785.79 : 2,457,486.46 = 964,982.33 : x
  2. Step 2: Convert to fraction form
    1,780,785.79/2,457,486.46 = 964,982.33/x
  3. Step 3: Cross multiply
    1,780,785.79x = 2,457,486.46 × 964,982.33
  4. Step 4: Simplify right side
    1,780,785.79x = 2,371,431,020,069.92
  5. Step 5: Solve for x
    x = 2,371,431,020,069.92/1,780,785.79
  6. Step 6: Final answer
    x = 1,331,676.74

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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.