Home / 2,980,907.65-4,114,189.02-1,757,140.48

Finding the Fourth Proportional to 2,980,907.65, 4,114,189.02 and 1,757,140.48

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Solution

The fourth proportional to 2,980,907.65, 4,114,189.02 and 1,757,140.48 is: 2,425,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,907.65 : 4,114,189.02 = 1,757,140.48 : x
  2. Step 2: Convert to fraction form
    2,980,907.65/4,114,189.02 = 1,757,140.48/x
  3. Step 3: Cross multiply
    2,980,907.65x = 4,114,189.02 × 1,757,140.48
  4. Step 4: Simplify right side
    2,980,907.65x = 7,229,208,069,413.53
  5. Step 5: Solve for x
    x = 7,229,208,069,413.53/2,980,907.65
  6. Step 6: Final answer
    x = 2,425,170.09

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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.