Home / 2,685,845.40-4,033,433.70-1,426,133.40

Finding the Fourth Proportional to 2,685,845.40, 4,033,433.70 and 1,426,133.40

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Solution

The fourth proportional to 2,685,845.40, 4,033,433.70 and 1,426,133.40 is: 2,141,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,845.40 : 4,033,433.70 = 1,426,133.40 : x
  2. Step 2: Convert to fraction form
    2,685,845.40/4,033,433.70 = 1,426,133.40/x
  3. Step 3: Cross multiply
    2,685,845.40x = 4,033,433.70 × 1,426,133.40
  4. Step 4: Simplify right side
    2,685,845.40x = 5,752,214,516,255.58
  5. Step 5: Solve for x
    x = 5,752,214,516,255.58/2,685,845.40
  6. Step 6: Final answer
    x = 2,141,677.45

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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.