Home / 3,154,246.80-4,728,778.20-1,358,509.20

Finding the Fourth Proportional to 3,154,246.80, 4,728,778.20 and 1,358,509.20

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Solution

The fourth proportional to 3,154,246.80, 4,728,778.20 and 1,358,509.20 is: 2,036,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,246.80 : 4,728,778.20 = 1,358,509.20 : x
  2. Step 2: Convert to fraction form
    3,154,246.80/4,728,778.20 = 1,358,509.20/x
  3. Step 3: Cross multiply
    3,154,246.80x = 4,728,778.20 × 1,358,509.20
  4. Step 4: Simplify right side
    3,154,246.80x = 6,424,088,689,459.44
  5. Step 5: Solve for x
    x = 6,424,088,689,459.44/3,154,246.80
  6. Step 6: Final answer
    x = 2,036,647.45

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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.