Home / 2,421,071.31-3,630,251.03-1,122,831.66

Finding the Fourth Proportional to 2,421,071.31, 3,630,251.03 and 1,122,831.66

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Solution

The fourth proportional to 2,421,071.31, 3,630,251.03 and 1,122,831.66 is: 1,683,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,071.31 : 3,630,251.03 = 1,122,831.66 : x
  2. Step 2: Convert to fraction form
    2,421,071.31/3,630,251.03 = 1,122,831.66/x
  3. Step 3: Cross multiply
    2,421,071.31x = 3,630,251.03 × 1,122,831.66
  4. Step 4: Simplify right side
    2,421,071.31x = 4,076,160,784,617.45
  5. Step 5: Solve for x
    x = 4,076,160,784,617.45/2,421,071.31
  6. Step 6: Final answer
    x = 1,683,618.64

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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.