Home / 1,122,075.02-1,548,469.22-612,777.38

Finding the Fourth Proportional to 1,122,075.02, 1,548,469.22 and 612,777.38

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Solution

The fourth proportional to 1,122,075.02, 1,548,469.22 and 612,777.38 is: 845,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,075.02 : 1,548,469.22 = 612,777.38 : x
  2. Step 2: Convert to fraction form
    1,122,075.02/1,548,469.22 = 612,777.38/x
  3. Step 3: Cross multiply
    1,122,075.02x = 1,548,469.22 × 612,777.38
  4. Step 4: Simplify right side
    1,122,075.02x = 948,866,911,642.24
  5. Step 5: Solve for x
    x = 948,866,911,642.24/1,122,075.02
  6. Step 6: Final answer
    x = 845,635.89

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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.