Home / 1,515,573.68-2,091,342.68-836,466.40

Finding the Fourth Proportional to 1,515,573.68, 2,091,342.68 and 836,466.40

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Solution

The fourth proportional to 1,515,573.68, 2,091,342.68 and 836,466.40 is: 1,154,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,573.68 : 2,091,342.68 = 836,466.40 : x
  2. Step 2: Convert to fraction form
    1,515,573.68/2,091,342.68 = 836,466.40/x
  3. Step 3: Cross multiply
    1,515,573.68x = 2,091,342.68 × 836,466.40
  4. Step 4: Simplify right side
    1,515,573.68x = 1,749,337,882,705.95
  5. Step 5: Solve for x
    x = 1,749,337,882,705.95/1,515,573.68
  6. Step 6: Final answer
    x = 1,154,241.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.