Home / 1,086,239.11-1,499,010.83-602,804.64

Finding the Fourth Proportional to 1,086,239.11, 1,499,010.83 and 602,804.64

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Solution

The fourth proportional to 1,086,239.11, 1,499,010.83 and 602,804.64 is: 831,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,239.11 : 1,499,010.83 = 602,804.64 : x
  2. Step 2: Convert to fraction form
    1,086,239.11/1,499,010.83 = 602,804.64/x
  3. Step 3: Cross multiply
    1,086,239.11x = 1,499,010.83 × 602,804.64
  4. Step 4: Simplify right side
    1,086,239.11x = 903,610,683,734.25
  5. Step 5: Solve for x
    x = 903,610,683,734.25/1,086,239.11
  6. Step 6: Final answer
    x = 831,870.88

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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.