Home / 3,435,531.80-4,739,970.69-1,984,697.87

Finding the Fourth Proportional to 3,435,531.80, 4,739,970.69 and 1,984,697.87

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Solution

The fourth proportional to 3,435,531.80, 4,739,970.69 and 1,984,697.87 is: 2,738,268.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,531.80 : 4,739,970.69 = 1,984,697.87 : x
  2. Step 2: Convert to fraction form
    3,435,531.80/4,739,970.69 = 1,984,697.87/x
  3. Step 3: Cross multiply
    3,435,531.80x = 4,739,970.69 × 1,984,697.87
  4. Step 4: Simplify right side
    3,435,531.80x = 9,407,409,708,605.58
  5. Step 5: Solve for x
    x = 9,407,409,708,605.58/3,435,531.80
  6. Step 6: Final answer
    x = 2,738,268.85

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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.