Home / 1,256,628.02-1,734,096.12-683,670.56

Finding the Fourth Proportional to 1,256,628.02, 1,734,096.12 and 683,670.56

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Solution

The fourth proportional to 1,256,628.02, 1,734,096.12 and 683,670.56 is: 943,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,628.02 : 1,734,096.12 = 683,670.56 : x
  2. Step 2: Convert to fraction form
    1,256,628.02/1,734,096.12 = 683,670.56/x
  3. Step 3: Cross multiply
    1,256,628.02x = 1,734,096.12 × 683,670.56
  4. Step 4: Simplify right side
    1,256,628.02x = 1,185,550,465,454.23
  5. Step 5: Solve for x
    x = 1,185,550,465,454.23/1,256,628.02
  6. Step 6: Final answer
    x = 943,437.87

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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.