Home / 2,656,482.12-3,983,413.02-1,119,196.84

Finding the Fourth Proportional to 2,656,482.12, 3,983,413.02 and 1,119,196.84

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Solution

The fourth proportional to 2,656,482.12, 3,983,413.02 and 1,119,196.84 is: 1,678,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,482.12 : 3,983,413.02 = 1,119,196.84 : x
  2. Step 2: Convert to fraction form
    2,656,482.12/3,983,413.02 = 1,119,196.84/x
  3. Step 3: Cross multiply
    2,656,482.12x = 3,983,413.02 × 1,119,196.84
  4. Step 4: Simplify right side
    2,656,482.12x = 4,458,223,264,398.86
  5. Step 5: Solve for x
    x = 4,458,223,264,398.86/2,656,482.12
  6. Step 6: Final answer
    x = 1,678,243.28

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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.