Home / 1,201,993.10-1,658,699.13-658,119.02

Finding the Fourth Proportional to 1,201,993.10, 1,658,699.13 and 658,119.02

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Solution

The fourth proportional to 1,201,993.10, 1,658,699.13 and 658,119.02 is: 908,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,993.10 : 1,658,699.13 = 658,119.02 : x
  2. Step 2: Convert to fraction form
    1,201,993.10/1,658,699.13 = 658,119.02/x
  3. Step 3: Cross multiply
    1,201,993.10x = 1,658,699.13 × 658,119.02
  4. Step 4: Simplify right side
    1,201,993.10x = 1,091,621,445,910.45
  5. Step 5: Solve for x
    x = 1,091,621,445,910.45/1,201,993.10
  6. Step 6: Final answer
    x = 908,176.13

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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.