Home / 1,294,661.70-1,941,992.55-1,026,972.90

Finding the Fourth Proportional to 1,294,661.70, 1,941,992.55 and 1,026,972.90

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Solution

The fourth proportional to 1,294,661.70, 1,941,992.55 and 1,026,972.90 is: 1,540,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,661.70 : 1,941,992.55 = 1,026,972.90 : x
  2. Step 2: Convert to fraction form
    1,294,661.70/1,941,992.55 = 1,026,972.90/x
  3. Step 3: Cross multiply
    1,294,661.70x = 1,941,992.55 × 1,026,972.90
  4. Step 4: Simplify right side
    1,294,661.70x = 1,994,373,720,851.90
  5. Step 5: Solve for x
    x = 1,994,373,720,851.90/1,294,661.70
  6. Step 6: Final answer
    x = 1,540,459.35

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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.