Home / 2,902,143.89-4,353,258.66-1,105,127.92

Finding the Fourth Proportional to 2,902,143.89, 4,353,258.66 and 1,105,127.92

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Solution

The fourth proportional to 2,902,143.89, 4,353,258.66 and 1,105,127.92 is: 1,657,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,143.89 : 4,353,258.66 = 1,105,127.92 : x
  2. Step 2: Convert to fraction form
    2,902,143.89/4,353,258.66 = 1,105,127.92/x
  3. Step 3: Cross multiply
    2,902,143.89x = 4,353,258.66 × 1,105,127.92
  4. Step 4: Simplify right side
    2,902,143.89x = 4,810,907,666,381.49
  5. Step 5: Solve for x
    x = 4,810,907,666,381.49/2,902,143.89
  6. Step 6: Final answer
    x = 1,657,708.18

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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.