Home / 1,191,015.54-1,643,416.43-707,568.26

Finding the Fourth Proportional to 1,191,015.54, 1,643,416.43 and 707,568.26

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Solution

The fourth proportional to 1,191,015.54, 1,643,416.43 and 707,568.26 is: 976,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,015.54 : 1,643,416.43 = 707,568.26 : x
  2. Step 2: Convert to fraction form
    1,191,015.54/1,643,416.43 = 707,568.26/x
  3. Step 3: Cross multiply
    1,191,015.54x = 1,643,416.43 × 707,568.26
  4. Step 4: Simplify right side
    1,191,015.54x = 1,162,829,292,075.59
  5. Step 5: Solve for x
    x = 1,162,829,292,075.59/1,191,015.54
  6. Step 6: Final answer
    x = 976,334.27

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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.