Home / 1,233,235.28-1,701,914.28-716,986.64

Finding the Fourth Proportional to 1,233,235.28, 1,701,914.28 and 716,986.64

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Solution

The fourth proportional to 1,233,235.28, 1,701,914.28 and 716,986.64 is: 989,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,235.28 : 1,701,914.28 = 716,986.64 : x
  2. Step 2: Convert to fraction form
    1,233,235.28/1,701,914.28 = 716,986.64/x
  3. Step 3: Cross multiply
    1,233,235.28x = 1,701,914.28 × 716,986.64
  4. Step 4: Simplify right side
    1,233,235.28x = 1,220,249,801,185.22
  5. Step 5: Solve for x
    x = 1,220,249,801,185.22/1,233,235.28
  6. Step 6: Final answer
    x = 989,470.40

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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.