Home / 1,201,465.59-1,658,009.84-650,169.21

Finding the Fourth Proportional to 1,201,465.59, 1,658,009.84 and 650,169.21

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Solution

The fourth proportional to 1,201,465.59, 1,658,009.84 and 650,169.21 is: 897,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,465.59 : 1,658,009.84 = 650,169.21 : x
  2. Step 2: Convert to fraction form
    1,201,465.59/1,658,009.84 = 650,169.21/x
  3. Step 3: Cross multiply
    1,201,465.59x = 1,658,009.84 × 650,169.21
  4. Step 4: Simplify right side
    1,201,465.59x = 1,077,986,947,845.03
  5. Step 5: Solve for x
    x = 1,077,986,947,845.03/1,201,465.59
  6. Step 6: Final answer
    x = 897,226.65

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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.