Home / 1,364,961.80-2,047,442.70-1,347,247.10

Finding the Fourth Proportional to 1,364,961.80, 2,047,442.70 and 1,347,247.10

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Solution

The fourth proportional to 1,364,961.80, 2,047,442.70 and 1,347,247.10 is: 2,020,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,961.80 : 2,047,442.70 = 1,347,247.10 : x
  2. Step 2: Convert to fraction form
    1,364,961.80/2,047,442.70 = 1,347,247.10/x
  3. Step 3: Cross multiply
    1,364,961.80x = 2,047,442.70 × 1,347,247.10
  4. Step 4: Simplify right side
    1,364,961.80x = 2,758,411,239,991.17
  5. Step 5: Solve for x
    x = 2,758,411,239,991.17/1,364,961.80
  6. Step 6: Final answer
    x = 2,020,870.65

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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.