Home / 1,901,381.04-2,850,152.47-1,191,907.31

Finding the Fourth Proportional to 1,901,381.04, 2,850,152.47 and 1,191,907.31

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Solution

The fourth proportional to 1,901,381.04, 2,850,152.47 and 1,191,907.31 is: 1,786,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,381.04 : 2,850,152.47 = 1,191,907.31 : x
  2. Step 2: Convert to fraction form
    1,901,381.04/2,850,152.47 = 1,191,907.31/x
  3. Step 3: Cross multiply
    1,901,381.04x = 2,850,152.47 × 1,191,907.31
  4. Step 4: Simplify right side
    1,901,381.04x = 3,397,117,546,377.02
  5. Step 5: Solve for x
    x = 3,397,117,546,377.02/1,901,381.04
  6. Step 6: Final answer
    x = 1,786,657.95

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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.