Home / 1,178,855.59-1,768,969.55-495,693.07

Finding the Fourth Proportional to 1,178,855.59, 1,768,969.55 and 495,693.07

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Solution

The fourth proportional to 1,178,855.59, 1,768,969.55 and 495,693.07 is: 743,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,855.59 : 1,768,969.55 = 495,693.07 : x
  2. Step 2: Convert to fraction form
    1,178,855.59/1,768,969.55 = 495,693.07/x
  3. Step 3: Cross multiply
    1,178,855.59x = 1,768,969.55 × 495,693.07
  4. Step 4: Simplify right side
    1,178,855.59x = 876,865,939,370.40
  5. Step 5: Solve for x
    x = 876,865,939,370.40/1,178,855.59
  6. Step 6: Final answer
    x = 743,828.12

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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.