Home / 2,685,823.40-4,033,400.70-1,426,111.40

Finding the Fourth Proportional to 2,685,823.40, 4,033,400.70 and 1,426,111.40

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Solution

The fourth proportional to 2,685,823.40, 4,033,400.70 and 1,426,111.40 is: 2,141,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,823.40 : 4,033,400.70 = 1,426,111.40 : x
  2. Step 2: Convert to fraction form
    2,685,823.40/4,033,400.70 = 1,426,111.40/x
  3. Step 3: Cross multiply
    2,685,823.40x = 4,033,400.70 × 1,426,111.40
  4. Step 4: Simplify right side
    2,685,823.40x = 5,752,078,719,037.98
  5. Step 5: Solve for x
    x = 5,752,078,719,037.98/2,685,823.40
  6. Step 6: Final answer
    x = 2,141,644.43

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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.