Home / 2,602,428.40-3,903,795.69-1,004,999.86

Finding the Fourth Proportional to 2,602,428.40, 3,903,795.69 and 1,004,999.86

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Solution

The fourth proportional to 2,602,428.40, 3,903,795.69 and 1,004,999.86 is: 1,507,558.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602,428.40 : 3,903,795.69 = 1,004,999.86 : x
  2. Step 2: Convert to fraction form
    2,602,428.40/3,903,795.69 = 1,004,999.86/x
  3. Step 3: Cross multiply
    2,602,428.40x = 3,903,795.69 × 1,004,999.86
  4. Step 4: Simplify right side
    2,602,428.40x = 3,923,314,121,918.60
  5. Step 5: Solve for x
    x = 3,923,314,121,918.60/2,602,428.40
  6. Step 6: Final answer
    x = 1,507,558.91

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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.