Home / 2,500,643.52-3,450,868.92-1,354,715.64

Finding the Fourth Proportional to 2,500,643.52, 3,450,868.92 and 1,354,715.64

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Solution

The fourth proportional to 2,500,643.52, 3,450,868.92 and 1,354,715.64 is: 1,869,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,643.52 : 3,450,868.92 = 1,354,715.64 : x
  2. Step 2: Convert to fraction form
    2,500,643.52/3,450,868.92 = 1,354,715.64/x
  3. Step 3: Cross multiply
    2,500,643.52x = 3,450,868.92 × 1,354,715.64
  4. Step 4: Simplify right side
    2,500,643.52x = 4,674,946,097,513.91
  5. Step 5: Solve for x
    x = 4,674,946,097,513.91/2,500,643.52
  6. Step 6: Final answer
    x = 1,869,497.22

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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.