Home / 2,685,841.40-4,033,427.70-1,426,129.40

Finding the Fourth Proportional to 2,685,841.40, 4,033,427.70 and 1,426,129.40

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Solution

The fourth proportional to 2,685,841.40, 4,033,427.70 and 1,426,129.40 is: 2,141,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,841.40 : 4,033,427.70 = 1,426,129.40 : x
  2. Step 2: Convert to fraction form
    2,685,841.40/4,033,427.70 = 1,426,129.40/x
  3. Step 3: Cross multiply
    2,685,841.40x = 4,033,427.70 × 1,426,129.40
  4. Step 4: Simplify right side
    2,685,841.40x = 5,752,189,825,744.38
  5. Step 5: Solve for x
    x = 5,752,189,825,744.38/2,685,841.40
  6. Step 6: Final answer
    x = 2,141,671.44

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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.