Home / 2,047,813.70-3,077,625.45-1,787,998.10

Finding the Fourth Proportional to 2,047,813.70, 3,077,625.45 and 1,787,998.10

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Solution

The fourth proportional to 2,047,813.70, 3,077,625.45 and 1,787,998.10 is: 2,687,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,813.70 : 3,077,625.45 = 1,787,998.10 : x
  2. Step 2: Convert to fraction form
    2,047,813.70/3,077,625.45 = 1,787,998.10/x
  3. Step 3: Cross multiply
    2,047,813.70x = 3,077,625.45 × 1,787,998.10
  4. Step 4: Simplify right side
    2,047,813.70x = 5,502,788,457,111.65
  5. Step 5: Solve for x
    x = 5,502,788,457,111.65/2,047,813.70
  6. Step 6: Final answer
    x = 2,687,152.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.