Home / 1,295,853.06-1,943,779.80-664,364.10

Finding the Fourth Proportional to 1,295,853.06, 1,943,779.80 and 664,364.10

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Solution

The fourth proportional to 1,295,853.06, 1,943,779.80 and 664,364.10 is: 996,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,853.06 : 1,943,779.80 = 664,364.10 : x
  2. Step 2: Convert to fraction form
    1,295,853.06/1,943,779.80 = 664,364.10/x
  3. Step 3: Cross multiply
    1,295,853.06x = 1,943,779.80 × 664,364.10
  4. Step 4: Simplify right side
    1,295,853.06x = 1,291,377,517,425.18
  5. Step 5: Solve for x
    x = 1,291,377,517,425.18/1,295,853.06
  6. Step 6: Final answer
    x = 996,546.26

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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.