Home / 1,093,672.20-1,643,618.70-956,814.60

Finding the Fourth Proportional to 1,093,672.20, 1,643,618.70 and 956,814.60

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Solution

The fourth proportional to 1,093,672.20, 1,643,618.70 and 956,814.60 is: 1,437,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,672.20 : 1,643,618.70 = 956,814.60 : x
  2. Step 2: Convert to fraction form
    1,093,672.20/1,643,618.70 = 956,814.60/x
  3. Step 3: Cross multiply
    1,093,672.20x = 1,643,618.70 × 956,814.60
  4. Step 4: Simplify right side
    1,093,672.20x = 1,572,638,368,993.02
  5. Step 5: Solve for x
    x = 1,572,638,368,993.02/1,093,672.20
  6. Step 6: Final answer
    x = 1,437,943.08

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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.