Home / 1,211,227.83-1,671,496.29-659,941.02

Finding the Fourth Proportional to 1,211,227.83, 1,671,496.29 and 659,941.02

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Solution

The fourth proportional to 1,211,227.83, 1,671,496.29 and 659,941.02 is: 910,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,227.83 : 1,671,496.29 = 659,941.02 : x
  2. Step 2: Convert to fraction form
    1,211,227.83/1,671,496.29 = 659,941.02/x
  3. Step 3: Cross multiply
    1,211,227.83x = 1,671,496.29 × 659,941.02
  4. Step 4: Simplify right side
    1,211,227.83x = 1,103,088,966,548.82
  5. Step 5: Solve for x
    x = 1,103,088,966,548.82/1,211,227.83
  6. Step 6: Final answer
    x = 910,719.63

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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.