Home / 1,874,511.36-2,803,472.64-1,665,492.48

Finding the Fourth Proportional to 1,874,511.36, 2,803,472.64 and 1,665,492.48

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Solution

The fourth proportional to 1,874,511.36, 2,803,472.64 and 1,665,492.48 is: 2,490,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,511.36 : 2,803,472.64 = 1,665,492.48 : x
  2. Step 2: Convert to fraction form
    1,874,511.36/2,803,472.64 = 1,665,492.48/x
  3. Step 3: Cross multiply
    1,874,511.36x = 2,803,472.64 × 1,665,492.48
  4. Step 4: Simplify right side
    1,874,511.36x = 4,669,162,599,805.75
  5. Step 5: Solve for x
    x = 4,669,162,599,805.75/1,874,511.36
  6. Step 6: Final answer
    x = 2,490,869.19

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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.