Home / 2,796,328.28-3,858,875.36-1,555,911.08

Finding the Fourth Proportional to 2,796,328.28, 3,858,875.36 and 1,555,911.08

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Solution

The fourth proportional to 2,796,328.28, 3,858,875.36 and 1,555,911.08 is: 2,147,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,328.28 : 3,858,875.36 = 1,555,911.08 : x
  2. Step 2: Convert to fraction form
    2,796,328.28/3,858,875.36 = 1,555,911.08/x
  3. Step 3: Cross multiply
    2,796,328.28x = 3,858,875.36 × 1,555,911.08
  4. Step 4: Simplify right side
    2,796,328.28x = 6,004,066,928,962.99
  5. Step 5: Solve for x
    x = 6,004,066,928,962.99/2,796,328.28
  6. Step 6: Final answer
    x = 2,147,125.20

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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.