Home / 1,197,751.70-1,794,809.70-878,116.40

Finding the Fourth Proportional to 1,197,751.70, 1,794,809.70 and 878,116.40

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Solution

The fourth proportional to 1,197,751.70, 1,794,809.70 and 878,116.40 is: 1,315,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,751.70 : 1,794,809.70 = 878,116.40 : x
  2. Step 2: Convert to fraction form
    1,197,751.70/1,794,809.70 = 878,116.40/x
  3. Step 3: Cross multiply
    1,197,751.70x = 1,794,809.70 × 878,116.40
  4. Step 4: Simplify right side
    1,197,751.70x = 1,576,051,823,475.03
  5. Step 5: Solve for x
    x = 1,576,051,823,475.03/1,197,751.70
  6. Step 6: Final answer
    x = 1,315,841.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.