Home / 4,255,300.71-5,872,075.74-2,420,205.41

Finding the Fourth Proportional to 4,255,300.71, 5,872,075.74 and 2,420,205.41

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Solution

The fourth proportional to 4,255,300.71, 5,872,075.74 and 2,420,205.41 is: 3,339,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,300.71 : 5,872,075.74 = 2,420,205.41 : x
  2. Step 2: Convert to fraction form
    4,255,300.71/5,872,075.74 = 2,420,205.41/x
  3. Step 3: Cross multiply
    4,255,300.71x = 5,872,075.74 × 2,420,205.41
  4. Step 4: Simplify right side
    4,255,300.71x = 14,211,629,481,751.12
  5. Step 5: Solve for x
    x = 14,211,629,481,751.12/4,255,300.71
  6. Step 6: Final answer
    x = 3,339,747.40

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1.5x scale

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.