Home / 2,829,831.52-3,905,168.08-1,540,672

Finding the Fourth Proportional to 2,829,831.52, 3,905,168.08 and 1,540,672

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Solution

The fourth proportional to 2,829,831.52, 3,905,168.08 and 1,540,672 is: 2,126,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,831.52 : 3,905,168.08 = 1,540,672 : x
  2. Step 2: Convert to fraction form
    2,829,831.52/3,905,168.08 = 1,540,672/x
  3. Step 3: Cross multiply
    2,829,831.52x = 3,905,168.08 × 1,540,672
  4. Step 4: Simplify right side
    2,829,831.52x = 6,016,583,116,149.76
  5. Step 5: Solve for x
    x = 6,016,583,116,149.76/2,829,831.52
  6. Step 6: Final answer
    x = 2,126,127.68

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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.