Home / 1,792,935.40-2,689,403.10-670,858.60

Finding the Fourth Proportional to 1,792,935.40, 2,689,403.10 and 670,858.60

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Solution

The fourth proportional to 1,792,935.40, 2,689,403.10 and 670,858.60 is: 1,006,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,935.40 : 2,689,403.10 = 670,858.60 : x
  2. Step 2: Convert to fraction form
    1,792,935.40/2,689,403.10 = 670,858.60/x
  3. Step 3: Cross multiply
    1,792,935.40x = 2,689,403.10 × 670,858.60
  4. Step 4: Simplify right side
    1,792,935.40x = 1,804,209,198,501.66
  5. Step 5: Solve for x
    x = 1,804,209,198,501.66/1,792,935.40
  6. Step 6: Final answer
    x = 1,006,287.90

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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.