Home / 1,213,978.18-1,675,280.44-670,114.14

Finding the Fourth Proportional to 1,213,978.18, 1,675,280.44 and 670,114.14

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Solution

The fourth proportional to 1,213,978.18, 1,675,280.44 and 670,114.14 is: 924,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,978.18 : 1,675,280.44 = 670,114.14 : x
  2. Step 2: Convert to fraction form
    1,213,978.18/1,675,280.44 = 670,114.14/x
  3. Step 3: Cross multiply
    1,213,978.18x = 1,675,280.44 × 670,114.14
  4. Step 4: Simplify right side
    1,213,978.18x = 1,122,629,099,582.45
  5. Step 5: Solve for x
    x = 1,122,629,099,582.45/1,213,978.18
  6. Step 6: Final answer
    x = 924,752.29

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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.