Home / 2,228,399.04-3,075,182.10-1,209,803.52

Finding the Fourth Proportional to 2,228,399.04, 3,075,182.10 and 1,209,803.52

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Solution

The fourth proportional to 2,228,399.04, 3,075,182.10 and 1,209,803.52 is: 1,669,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,399.04 : 3,075,182.10 = 1,209,803.52 : x
  2. Step 2: Convert to fraction form
    2,228,399.04/3,075,182.10 = 1,209,803.52/x
  3. Step 3: Cross multiply
    2,228,399.04x = 3,075,182.10 × 1,209,803.52
  4. Step 4: Simplify right side
    2,228,399.04x = 3,720,366,129,220.99
  5. Step 5: Solve for x
    x = 3,720,366,129,220.99/2,228,399.04
  6. Step 6: Final answer
    x = 1,669,524.20

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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.