Home / 1,007,797.60-1,511,696.40-724,362.40

Finding the Fourth Proportional to 1,007,797.60, 1,511,696.40 and 724,362.40

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Solution

The fourth proportional to 1,007,797.60, 1,511,696.40 and 724,362.40 is: 1,086,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,797.60 : 1,511,696.40 = 724,362.40 : x
  2. Step 2: Convert to fraction form
    1,007,797.60/1,511,696.40 = 724,362.40/x
  3. Step 3: Cross multiply
    1,007,797.60x = 1,511,696.40 × 724,362.40
  4. Step 4: Simplify right side
    1,007,797.60x = 1,095,016,032,375.36
  5. Step 5: Solve for x
    x = 1,095,016,032,375.36/1,007,797.60
  6. Step 6: Final answer
    x = 1,086,543.60

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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.