Home / 2,453,783.09-3,386,143.74-1,421,311.04

Finding the Fourth Proportional to 2,453,783.09, 3,386,143.74 and 1,421,311.04

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Solution

The fourth proportional to 2,453,783.09, 3,386,143.74 and 1,421,311.04 is: 1,961,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,783.09 : 3,386,143.74 = 1,421,311.04 : x
  2. Step 2: Convert to fraction form
    2,453,783.09/3,386,143.74 = 1,421,311.04/x
  3. Step 3: Cross multiply
    2,453,783.09x = 3,386,143.74 × 1,421,311.04
  4. Step 4: Simplify right side
    2,453,783.09x = 4,812,763,480,688.89
  5. Step 5: Solve for x
    x = 4,812,763,480,688.89/2,453,783.09
  6. Step 6: Final answer
    x = 1,961,364.68

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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.