Home / 985,697.02-1,359,927.76-804,095.02

Finding the Fourth Proportional to 985,697.02, 1,359,927.76 and 804,095.02

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Solution

The fourth proportional to 985,697.02, 1,359,927.76 and 804,095.02 is: 1,109,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,697.02 : 1,359,927.76 = 804,095.02 : x
  2. Step 2: Convert to fraction form
    985,697.02/1,359,927.76 = 804,095.02/x
  3. Step 3: Cross multiply
    985,697.02x = 1,359,927.76 × 804,095.02
  4. Step 4: Simplify right side
    985,697.02x = 1,093,511,139,375.76
  5. Step 5: Solve for x
    x = 1,093,511,139,375.76/985,697.02
  6. Step 6: Final answer
    x = 1,109,378.56

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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.