Home / 1,354,940.79-2,030,639.45-555,286.11

Finding the Fourth Proportional to 1,354,940.79, 2,030,639.45 and 555,286.11

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Solution

The fourth proportional to 1,354,940.79, 2,030,639.45 and 555,286.11 is: 832,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,940.79 : 2,030,639.45 = 555,286.11 : x
  2. Step 2: Convert to fraction form
    1,354,940.79/2,030,639.45 = 555,286.11/x
  3. Step 3: Cross multiply
    1,354,940.79x = 2,030,639.45 × 555,286.11
  4. Step 4: Simplify right side
    1,354,940.79x = 1,127,585,878,226.61
  5. Step 5: Solve for x
    x = 1,127,585,878,226.61/1,354,940.79
  6. Step 6: Final answer
    x = 832,203.06

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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.