Home / 2,491,296.09-3,437,988.57-1,345,376.40

Finding the Fourth Proportional to 2,491,296.09, 3,437,988.57 and 1,345,376.40

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Solution

The fourth proportional to 2,491,296.09, 3,437,988.57 and 1,345,376.40 is: 1,856,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,296.09 : 3,437,988.57 = 1,345,376.40 : x
  2. Step 2: Convert to fraction form
    2,491,296.09/3,437,988.57 = 1,345,376.40/x
  3. Step 3: Cross multiply
    2,491,296.09x = 3,437,988.57 × 1,345,376.40
  4. Step 4: Simplify right side
    2,491,296.09x = 4,625,388,685,547.75
  5. Step 5: Solve for x
    x = 4,625,388,685,547.75/2,491,296.09
  6. Step 6: Final answer
    x = 1,856,619.41

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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.