Home / 2,973,747.80-4,460,621.70-2,820,220.40

Finding the Fourth Proportional to 2,973,747.80, 4,460,621.70 and 2,820,220.40

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Solution

The fourth proportional to 2,973,747.80, 4,460,621.70 and 2,820,220.40 is: 4,230,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973,747.80 : 4,460,621.70 = 2,820,220.40 : x
  2. Step 2: Convert to fraction form
    2,973,747.80/4,460,621.70 = 2,820,220.40/x
  3. Step 3: Cross multiply
    2,973,747.80x = 4,460,621.70 × 2,820,220.40
  4. Step 4: Simplify right side
    2,973,747.80x = 12,579,936,315,022.68
  5. Step 5: Solve for x
    x = 12,579,936,315,022.68/2,973,747.80
  6. Step 6: Final answer
    x = 4,230,330.60

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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.