Home / 2,096,138.70-2,892,977.10-1,178,443.53

Finding the Fourth Proportional to 2,096,138.70, 2,892,977.10 and 1,178,443.53

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Solution

The fourth proportional to 2,096,138.70, 2,892,977.10 and 1,178,443.53 is: 1,626,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096,138.70 : 2,892,977.10 = 1,178,443.53 : x
  2. Step 2: Convert to fraction form
    2,096,138.70/2,892,977.10 = 1,178,443.53/x
  3. Step 3: Cross multiply
    2,096,138.70x = 2,892,977.10 × 1,178,443.53
  4. Step 4: Simplify right side
    2,096,138.70x = 3,409,210,145,933.16
  5. Step 5: Solve for x
    x = 3,409,210,145,933.16/2,096,138.70
  6. Step 6: Final answer
    x = 1,626,423.93

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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.