Home / 1,636,711.11-2,453,492.03-838,368.63

Finding the Fourth Proportional to 1,636,711.11, 2,453,492.03 and 838,368.63

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Solution

The fourth proportional to 1,636,711.11, 2,453,492.03 and 838,368.63 is: 1,256,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,711.11 : 2,453,492.03 = 838,368.63 : x
  2. Step 2: Convert to fraction form
    1,636,711.11/2,453,492.03 = 838,368.63/x
  3. Step 3: Cross multiply
    1,636,711.11x = 2,453,492.03 × 838,368.63
  4. Step 4: Simplify right side
    1,636,711.11x = 2,056,930,747,715.18
  5. Step 5: Solve for x
    x = 2,056,930,747,715.18/1,636,711.11
  6. Step 6: Final answer
    x = 1,256,746.37

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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.