Home / 1,199,677.98-1,655,555.72-655,816.20

Finding the Fourth Proportional to 1,199,677.98, 1,655,555.72 and 655,816.20

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Solution

The fourth proportional to 1,199,677.98, 1,655,555.72 and 655,816.20 is: 905,026.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,677.98 : 1,655,555.72 = 655,816.20 : x
  2. Step 2: Convert to fraction form
    1,199,677.98/1,655,555.72 = 655,816.20/x
  3. Step 3: Cross multiply
    1,199,677.98x = 1,655,555.72 × 655,816.20
  4. Step 4: Simplify right side
    1,199,677.98x = 1,085,740,261,178.66
  5. Step 5: Solve for x
    x = 1,085,740,261,178.66/1,199,677.98
  6. Step 6: Final answer
    x = 905,026.41

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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.