Home / 1,851,263.36-2,775,073.03-1,081,784.50

Finding the Fourth Proportional to 1,851,263.36, 2,775,073.03 and 1,081,784.50

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Solution

The fourth proportional to 1,851,263.36, 2,775,073.03 and 1,081,784.50 is: 1,621,612.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,263.36 : 2,775,073.03 = 1,081,784.50 : x
  2. Step 2: Convert to fraction form
    1,851,263.36/2,775,073.03 = 1,081,784.50/x
  3. Step 3: Cross multiply
    1,851,263.36x = 2,775,073.03 × 1,081,784.50
  4. Step 4: Simplify right side
    1,851,263.36x = 3,002,030,970,937.75
  5. Step 5: Solve for x
    x = 3,002,030,970,937.75/1,851,263.36
  6. Step 6: Final answer
    x = 1,621,612.05

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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.