Home / 1,427,094.81-2,140,999.16-1,007,190.81

Finding the Fourth Proportional to 1,427,094.81, 2,140,999.16 and 1,007,190.81

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Solution

The fourth proportional to 1,427,094.81, 2,140,999.16 and 1,007,190.81 is: 1,511,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,094.81 : 2,140,999.16 = 1,007,190.81 : x
  2. Step 2: Convert to fraction form
    1,427,094.81/2,140,999.16 = 1,007,190.81/x
  3. Step 3: Cross multiply
    1,427,094.81x = 2,140,999.16 × 1,007,190.81
  4. Step 4: Simplify right side
    1,427,094.81x = 2,156,394,673,133.77
  5. Step 5: Solve for x
    x = 2,156,394,673,133.77/1,427,094.81
  6. Step 6: Final answer
    x = 1,511,038.13

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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.