Home / 1,742,995.45-2,405,392.13-968,658.94

Finding the Fourth Proportional to 1,742,995.45, 2,405,392.13 and 968,658.94

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Solution

The fourth proportional to 1,742,995.45, 2,405,392.13 and 968,658.94 is: 1,336,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,995.45 : 2,405,392.13 = 968,658.94 : x
  2. Step 2: Convert to fraction form
    1,742,995.45/2,405,392.13 = 968,658.94/x
  3. Step 3: Cross multiply
    1,742,995.45x = 2,405,392.13 × 968,658.94
  4. Step 4: Simplify right side
    1,742,995.45x = 2,330,004,596,358.53
  5. Step 5: Solve for x
    x = 2,330,004,596,358.53/1,742,995.45
  6. Step 6: Final answer
    x = 1,336,781.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.