Home / 3,547,942.20-5,315,789.70-1,650,792.60

Finding the Fourth Proportional to 3,547,942.20, 5,315,789.70 and 1,650,792.60

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Solution

The fourth proportional to 3,547,942.20, 5,315,789.70 and 1,650,792.60 is: 2,473,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,942.20 : 5,315,789.70 = 1,650,792.60 : x
  2. Step 2: Convert to fraction form
    3,547,942.20/5,315,789.70 = 1,650,792.60/x
  3. Step 3: Cross multiply
    3,547,942.20x = 5,315,789.70 × 1,650,792.60
  4. Step 4: Simplify right side
    3,547,942.20x = 8,775,266,299,916.22
  5. Step 5: Solve for x
    x = 8,775,266,299,916.22/3,547,942.20
  6. Step 6: Final answer
    x = 2,473,339.70

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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.