Home / 1,624,148.60-2,430,974.10-1,267,230.20

Finding the Fourth Proportional to 1,624,148.60, 2,430,974.10 and 1,267,230.20

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Solution

The fourth proportional to 1,624,148.60, 2,430,974.10 and 1,267,230.20 is: 1,896,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,148.60 : 2,430,974.10 = 1,267,230.20 : x
  2. Step 2: Convert to fraction form
    1,624,148.60/2,430,974.10 = 1,267,230.20/x
  3. Step 3: Cross multiply
    1,624,148.60x = 2,430,974.10 × 1,267,230.20
  4. Step 4: Simplify right side
    1,624,148.60x = 3,080,603,794,937.82
  5. Step 5: Solve for x
    x = 3,080,603,794,937.82/1,624,148.60
  6. Step 6: Final answer
    x = 1,896,749.96

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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.