Home / 1,868,491.07-2,802,736.50-448,547.15

Finding the Fourth Proportional to 1,868,491.07, 2,802,736.50 and 448,547.15

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Solution

The fourth proportional to 1,868,491.07, 2,802,736.50 and 448,547.15 is: 672,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,491.07 : 2,802,736.50 = 448,547.15 : x
  2. Step 2: Convert to fraction form
    1,868,491.07/2,802,736.50 = 448,547.15/x
  3. Step 3: Cross multiply
    1,868,491.07x = 2,802,736.50 × 448,547.15
  4. Step 4: Simplify right side
    1,868,491.07x = 1,257,159,469,275.98
  5. Step 5: Solve for x
    x = 1,257,159,469,275.98/1,868,491.07
  6. Step 6: Final answer
    x = 672,820.70

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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.