Home / 2,840,330.40-4,262,914.80-1,158,640.80

Finding the Fourth Proportional to 2,840,330.40, 4,262,914.80 and 1,158,640.80

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Solution

The fourth proportional to 2,840,330.40, 4,262,914.80 and 1,158,640.80 is: 1,738,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,330.40 : 4,262,914.80 = 1,158,640.80 : x
  2. Step 2: Convert to fraction form
    2,840,330.40/4,262,914.80 = 1,158,640.80/x
  3. Step 3: Cross multiply
    2,840,330.40x = 4,262,914.80 × 1,158,640.80
  4. Step 4: Simplify right side
    2,840,330.40x = 4,939,187,014,203.84
  5. Step 5: Solve for x
    x = 4,939,187,014,203.84/2,840,330.40
  6. Step 6: Final answer
    x = 1,738,948.05

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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.