Home / 1,007,715.80-1,511,573.70-708,534.20

Finding the Fourth Proportional to 1,007,715.80, 1,511,573.70 and 708,534.20

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Solution

The fourth proportional to 1,007,715.80, 1,511,573.70 and 708,534.20 is: 1,062,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,715.80 : 1,511,573.70 = 708,534.20 : x
  2. Step 2: Convert to fraction form
    1,007,715.80/1,511,573.70 = 708,534.20/x
  3. Step 3: Cross multiply
    1,007,715.80x = 1,511,573.70 × 708,534.20
  4. Step 4: Simplify right side
    1,007,715.80x = 1,071,001,662,270.54
  5. Step 5: Solve for x
    x = 1,071,001,662,270.54/1,007,715.80
  6. Step 6: Final answer
    x = 1,062,801.30

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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.