Home / 3,960,330-5,939,543.52-1,828,365.84

Finding the Fourth Proportional to 3,960,330, 5,939,543.52 and 1,828,365.84

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Solution

The fourth proportional to 3,960,330, 5,939,543.52 and 1,828,365.84 is: 2,742,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,330 : 5,939,543.52 = 1,828,365.84 : x
  2. Step 2: Convert to fraction form
    3,960,330/5,939,543.52 = 1,828,365.84/x
  3. Step 3: Cross multiply
    3,960,330x = 5,939,543.52 × 1,828,365.84
  4. Step 4: Simplify right side
    3,960,330x = 10,859,658,477,161.36
  5. Step 5: Solve for x
    x = 10,859,658,477,161.36/3,960,330
  6. Step 6: Final answer
    x = 2,742,109.49

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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.