Home / 1,663,619.44-2,495,428.80-653,217.52

Finding the Fourth Proportional to 1,663,619.44, 2,495,428.80 and 653,217.52

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Solution

The fourth proportional to 1,663,619.44, 2,495,428.80 and 653,217.52 is: 979,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,619.44 : 2,495,428.80 = 653,217.52 : x
  2. Step 2: Convert to fraction form
    1,663,619.44/2,495,428.80 = 653,217.52/x
  3. Step 3: Cross multiply
    1,663,619.44x = 2,495,428.80 × 653,217.52
  4. Step 4: Simplify right side
    1,663,619.44x = 1,630,057,812,072.58
  5. Step 5: Solve for x
    x = 1,630,057,812,072.58/1,663,619.44
  6. Step 6: Final answer
    x = 979,826.14

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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.