Home / 2,294,130.77-3,165,981.74-1,261,718.40

Finding the Fourth Proportional to 2,294,130.77, 3,165,981.74 and 1,261,718.40

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Solution

The fourth proportional to 2,294,130.77, 3,165,981.74 and 1,261,718.40 is: 1,741,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294,130.77 : 3,165,981.74 = 1,261,718.40 : x
  2. Step 2: Convert to fraction form
    2,294,130.77/3,165,981.74 = 1,261,718.40/x
  3. Step 3: Cross multiply
    2,294,130.77x = 3,165,981.74 × 1,261,718.40
  4. Step 4: Simplify right side
    2,294,130.77x = 3,994,577,409,113.42
  5. Step 5: Solve for x
    x = 3,994,577,409,113.42/2,294,130.77
  6. Step 6: Final answer
    x = 1,741,216.09

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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.