Home / 6,127,672-9,191,508-1,639,831.36

Finding the Fourth Proportional to 6,127,672, 9,191,508 and 1,639,831.36

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Solution

The fourth proportional to 6,127,672, 9,191,508 and 1,639,831.36 is: 2,459,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,672 : 9,191,508 = 1,639,831.36 : x
  2. Step 2: Convert to fraction form
    6,127,672/9,191,508 = 1,639,831.36/x
  3. Step 3: Cross multiply
    6,127,672x = 9,191,508 × 1,639,831.36
  4. Step 4: Simplify right side
    6,127,672x = 15,072,523,064,090.88
  5. Step 5: Solve for x
    x = 15,072,523,064,090.88/6,127,672
  6. Step 6: Final answer
    x = 2,459,747.04

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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.