Home / 1,200,582.12-1,800,967.95-401,866.59

Finding the Fourth Proportional to 1,200,582.12, 1,800,967.95 and 401,866.59

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Solution

The fourth proportional to 1,200,582.12, 1,800,967.95 and 401,866.59 is: 602,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,582.12 : 1,800,967.95 = 401,866.59 : x
  2. Step 2: Convert to fraction form
    1,200,582.12/1,800,967.95 = 401,866.59/x
  3. Step 3: Cross multiply
    1,200,582.12x = 1,800,967.95 × 401,866.59
  4. Step 4: Simplify right side
    1,200,582.12x = 723,748,848,765.79
  5. Step 5: Solve for x
    x = 723,748,848,765.79/1,200,582.12
  6. Step 6: Final answer
    x = 602,831.61

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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.