Home / 994,680.45-1,492,020.68-745,848.45

Finding the Fourth Proportional to 994,680.45, 1,492,020.68 and 745,848.45

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Solution

The fourth proportional to 994,680.45, 1,492,020.68 and 745,848.45 is: 1,118,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,680.45 : 1,492,020.68 = 745,848.45 : x
  2. Step 2: Convert to fraction form
    994,680.45/1,492,020.68 = 745,848.45/x
  3. Step 3: Cross multiply
    994,680.45x = 1,492,020.68 × 745,848.45
  4. Step 4: Simplify right side
    994,680.45x = 1,112,821,307,816.70
  5. Step 5: Solve for x
    x = 1,112,821,307,816.70/994,680.45
  6. Step 6: Final answer
    x = 1,118,772.68

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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.