Home / 2,330,636.71-3,216,048.75-1,298,109.88

Finding the Fourth Proportional to 2,330,636.71, 3,216,048.75 and 1,298,109.88

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Solution

The fourth proportional to 2,330,636.71, 3,216,048.75 and 1,298,109.88 is: 1,791,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330,636.71 : 3,216,048.75 = 1,298,109.88 : x
  2. Step 2: Convert to fraction form
    2,330,636.71/3,216,048.75 = 1,298,109.88/x
  3. Step 3: Cross multiply
    2,330,636.71x = 3,216,048.75 × 1,298,109.88
  4. Step 4: Simplify right side
    2,330,636.71x = 4,174,784,656,936.65
  5. Step 5: Solve for x
    x = 4,174,784,656,936.65/2,330,636.71
  6. Step 6: Final answer
    x = 1,791,263.58

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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.