Home / 1,264,259.80-1,896,000.90-365,786.20

Finding the Fourth Proportional to 1,264,259.80, 1,896,000.90 and 365,786.20

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Solution

The fourth proportional to 1,264,259.80, 1,896,000.90 and 365,786.20 is: 548,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,259.80 : 1,896,000.90 = 365,786.20 : x
  2. Step 2: Convert to fraction form
    1,264,259.80/1,896,000.90 = 365,786.20/x
  3. Step 3: Cross multiply
    1,264,259.80x = 1,896,000.90 × 365,786.20
  4. Step 4: Simplify right side
    1,264,259.80x = 693,530,964,407.58
  5. Step 5: Solve for x
    x = 693,530,964,407.58/1,264,259.80
  6. Step 6: Final answer
    x = 548,566.81

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1.5x scale

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.