Home / 3,161,467.87-4,362,931.40-1,937,536.89

Finding the Fourth Proportional to 3,161,467.87, 4,362,931.40 and 1,937,536.89

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Solution

The fourth proportional to 3,161,467.87, 4,362,931.40 and 1,937,536.89 is: 2,673,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,467.87 : 4,362,931.40 = 1,937,536.89 : x
  2. Step 2: Convert to fraction form
    3,161,467.87/4,362,931.40 = 1,937,536.89/x
  3. Step 3: Cross multiply
    3,161,467.87x = 4,362,931.40 × 1,937,536.89
  4. Step 4: Simplify right side
    3,161,467.87x = 8,453,340,514,224.69
  5. Step 5: Solve for x
    x = 8,453,340,514,224.69/3,161,467.87
  6. Step 6: Final answer
    x = 2,673,865.70

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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.