Home / 1,360,089.18-1,876,935.26-739,907.87

Finding the Fourth Proportional to 1,360,089.18, 1,876,935.26 and 739,907.87

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Solution

The fourth proportional to 1,360,089.18, 1,876,935.26 and 739,907.87 is: 1,021,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,089.18 : 1,876,935.26 = 739,907.87 : x
  2. Step 2: Convert to fraction form
    1,360,089.18/1,876,935.26 = 739,907.87/x
  3. Step 3: Cross multiply
    1,360,089.18x = 1,876,935.26 × 739,907.87
  4. Step 4: Simplify right side
    1,360,089.18x = 1,388,759,157,270.28
  5. Step 5: Solve for x
    x = 1,388,759,157,270.28/1,360,089.18
  6. Step 6: Final answer
    x = 1,021,079.48

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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.