Home / 4,647,238.40-6,973,334.40-1,807,443.20

Finding the Fourth Proportional to 4,647,238.40, 6,973,334.40 and 1,807,443.20

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Solution

The fourth proportional to 4,647,238.40, 6,973,334.40 and 1,807,443.20 is: 2,712,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,238.40 : 6,973,334.40 = 1,807,443.20 : x
  2. Step 2: Convert to fraction form
    4,647,238.40/6,973,334.40 = 1,807,443.20/x
  3. Step 3: Cross multiply
    4,647,238.40x = 6,973,334.40 × 1,807,443.20
  4. Step 4: Simplify right side
    4,647,238.40x = 12,603,905,842,606.08
  5. Step 5: Solve for x
    x = 12,603,905,842,606.08/4,647,238.40
  6. Step 6: Final answer
    x = 2,712,128.10

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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.