Home / 1,211,534.65-1,671,924.39-695,247.43

Finding the Fourth Proportional to 1,211,534.65, 1,671,924.39 and 695,247.43

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Solution

The fourth proportional to 1,211,534.65, 1,671,924.39 and 695,247.43 is: 959,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,534.65 : 1,671,924.39 = 695,247.43 : x
  2. Step 2: Convert to fraction form
    1,211,534.65/1,671,924.39 = 695,247.43/x
  3. Step 3: Cross multiply
    1,211,534.65x = 1,671,924.39 × 695,247.43
  4. Step 4: Simplify right side
    1,211,534.65x = 1,162,401,135,301.82
  5. Step 5: Solve for x
    x = 1,162,401,135,301.82/1,211,534.65
  6. Step 6: Final answer
    x = 959,445.23

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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.