Home / 1,198,235.07-1,653,577.55-654,386.85

Finding the Fourth Proportional to 1,198,235.07, 1,653,577.55 and 654,386.85

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Solution

The fourth proportional to 1,198,235.07, 1,653,577.55 and 654,386.85 is: 903,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,235.07 : 1,653,577.55 = 654,386.85 : x
  2. Step 2: Convert to fraction form
    1,198,235.07/1,653,577.55 = 654,386.85/x
  3. Step 3: Cross multiply
    1,198,235.07x = 1,653,577.55 × 654,386.85
  4. Step 4: Simplify right side
    1,198,235.07x = 1,082,079,400,903.28
  5. Step 5: Solve for x
    x = 1,082,079,400,903.28/1,198,235.07
  6. Step 6: Final answer
    x = 903,061.03

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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.