Home / 2,934,285.60-4,401,428.40-1,982,503.20

Finding the Fourth Proportional to 2,934,285.60, 4,401,428.40 and 1,982,503.20

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Solution

The fourth proportional to 2,934,285.60, 4,401,428.40 and 1,982,503.20 is: 2,973,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,285.60 : 4,401,428.40 = 1,982,503.20 : x
  2. Step 2: Convert to fraction form
    2,934,285.60/4,401,428.40 = 1,982,503.20/x
  3. Step 3: Cross multiply
    2,934,285.60x = 4,401,428.40 × 1,982,503.20
  4. Step 4: Simplify right side
    2,934,285.60x = 8,725,845,887,570.88
  5. Step 5: Solve for x
    x = 8,725,845,887,570.88/2,934,285.60
  6. Step 6: Final answer
    x = 2,973,754.80

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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.