Home / 1,195,406.60-1,649,661.73-679,161.40

Finding the Fourth Proportional to 1,195,406.60, 1,649,661.73 and 679,161.40

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Solution

The fourth proportional to 1,195,406.60, 1,649,661.73 and 679,161.40 is: 937,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,406.60 : 1,649,661.73 = 679,161.40 : x
  2. Step 2: Convert to fraction form
    1,195,406.60/1,649,661.73 = 679,161.40/x
  3. Step 3: Cross multiply
    1,195,406.60x = 1,649,661.73 × 679,161.40
  4. Step 4: Simplify right side
    1,195,406.60x = 1,120,386,564,251.16
  5. Step 5: Solve for x
    x = 1,120,386,564,251.16/1,195,406.60
  6. Step 6: Final answer
    x = 937,243.08

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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.