Home / 1,140,433.90-1,573,629.49-692,651.62

Finding the Fourth Proportional to 1,140,433.90, 1,573,629.49 and 692,651.62

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Solution

The fourth proportional to 1,140,433.90, 1,573,629.49 and 692,651.62 is: 955,756.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,433.90 : 1,573,629.49 = 692,651.62 : x
  2. Step 2: Convert to fraction form
    1,140,433.90/1,573,629.49 = 692,651.62/x
  3. Step 3: Cross multiply
    1,140,433.90x = 1,573,629.49 × 692,651.62
  4. Step 4: Simplify right side
    1,140,433.90x = 1,089,977,018,361.13
  5. Step 5: Solve for x
    x = 1,089,977,018,361.13/1,140,433.90
  6. Step 6: Final answer
    x = 955,756.42

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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.