Home / 1,116,518.40-1,672,934.40-950,630.40

Finding the Fourth Proportional to 1,116,518.40, 1,672,934.40 and 950,630.40

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Solution

The fourth proportional to 1,116,518.40, 1,672,934.40 and 950,630.40 is: 1,424,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,518.40 : 1,672,934.40 = 950,630.40 : x
  2. Step 2: Convert to fraction form
    1,116,518.40/1,672,934.40 = 950,630.40/x
  3. Step 3: Cross multiply
    1,116,518.40x = 1,672,934.40 × 950,630.40
  4. Step 4: Simplify right side
    1,116,518.40x = 1,590,342,297,845.76
  5. Step 5: Solve for x
    x = 1,590,342,297,845.76/1,116,518.40
  6. Step 6: Final answer
    x = 1,424,376.26

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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.