Home / 1,677,369.89-2,314,709.64-1,025,087.18

Finding the Fourth Proportional to 1,677,369.89, 2,314,709.64 and 1,025,087.18

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Solution

The fourth proportional to 1,677,369.89, 2,314,709.64 and 1,025,087.18 is: 1,414,583.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,369.89 : 2,314,709.64 = 1,025,087.18 : x
  2. Step 2: Convert to fraction form
    1,677,369.89/2,314,709.64 = 1,025,087.18/x
  3. Step 3: Cross multiply
    1,677,369.89x = 2,314,709.64 × 1,025,087.18
  4. Step 4: Simplify right side
    1,677,369.89x = 2,372,779,177,386.42
  5. Step 5: Solve for x
    x = 2,372,779,177,386.42/1,677,369.89
  6. Step 6: Final answer
    x = 1,414,583.15

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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.