Home / 2,460,423.78-3,395,483.22-1,372,790.40

Finding the Fourth Proportional to 2,460,423.78, 3,395,483.22 and 1,372,790.40

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Solution

The fourth proportional to 2,460,423.78, 3,395,483.22 and 1,372,790.40 is: 1,894,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,423.78 : 3,395,483.22 = 1,372,790.40 : x
  2. Step 2: Convert to fraction form
    2,460,423.78/3,395,483.22 = 1,372,790.40/x
  3. Step 3: Cross multiply
    2,460,423.78x = 3,395,483.22 × 1,372,790.40
  4. Step 4: Simplify right side
    2,460,423.78x = 4,661,286,767,777.09
  5. Step 5: Solve for x
    x = 4,661,286,767,777.09/2,460,423.78
  6. Step 6: Final answer
    x = 1,894,505.66

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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.