Home / 1,510,087.10-2,083,918.98-831,023.60

Finding the Fourth Proportional to 1,510,087.10, 2,083,918.98 and 831,023.60

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Solution

The fourth proportional to 1,510,087.10, 2,083,918.98 and 831,023.60 is: 1,146,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,087.10 : 2,083,918.98 = 831,023.60 : x
  2. Step 2: Convert to fraction form
    1,510,087.10/2,083,918.98 = 831,023.60/x
  3. Step 3: Cross multiply
    1,510,087.10x = 2,083,918.98 × 831,023.60
  4. Step 4: Simplify right side
    1,510,087.10x = 1,731,785,852,867.93
  5. Step 5: Solve for x
    x = 1,731,785,852,867.93/1,510,087.10
  6. Step 6: Final answer
    x = 1,146,811.90

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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.