Home / 2,859,762.12-4,289,639.72-729,846.48

Finding the Fourth Proportional to 2,859,762.12, 4,289,639.72 and 729,846.48

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Solution

The fourth proportional to 2,859,762.12, 4,289,639.72 and 729,846.48 is: 1,094,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,762.12 : 4,289,639.72 = 729,846.48 : x
  2. Step 2: Convert to fraction form
    2,859,762.12/4,289,639.72 = 729,846.48/x
  3. Step 3: Cross multiply
    2,859,762.12x = 4,289,639.72 × 729,846.48
  4. Step 4: Simplify right side
    2,859,762.12x = 3,130,778,450,110.19
  5. Step 5: Solve for x
    x = 3,130,778,450,110.19/2,859,762.12
  6. Step 6: Final answer
    x = 1,094,768.84

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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.