Home / 2,945,371.32-4,064,636.70-1,656,200.43

Finding the Fourth Proportional to 2,945,371.32, 4,064,636.70 and 1,656,200.43

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Solution

The fourth proportional to 2,945,371.32, 4,064,636.70 and 1,656,200.43 is: 2,285,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,371.32 : 4,064,636.70 = 1,656,200.43 : x
  2. Step 2: Convert to fraction form
    2,945,371.32/4,064,636.70 = 1,656,200.43/x
  3. Step 3: Cross multiply
    2,945,371.32x = 4,064,636.70 × 1,656,200.43
  4. Step 4: Simplify right side
    2,945,371.32x = 6,731,853,050,333.78
  5. Step 5: Solve for x
    x = 6,731,853,050,333.78/2,945,371.32
  6. Step 6: Final answer
    x = 2,285,570.25

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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.