Home / 1,063,916.20-1,595,874.30-874,959.40

Finding the Fourth Proportional to 1,063,916.20, 1,595,874.30 and 874,959.40

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Solution

The fourth proportional to 1,063,916.20, 1,595,874.30 and 874,959.40 is: 1,312,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,916.20 : 1,595,874.30 = 874,959.40 : x
  2. Step 2: Convert to fraction form
    1,063,916.20/1,595,874.30 = 874,959.40/x
  3. Step 3: Cross multiply
    1,063,916.20x = 1,595,874.30 × 874,959.40
  4. Step 4: Simplify right side
    1,063,916.20x = 1,396,325,220,003.42
  5. Step 5: Solve for x
    x = 1,396,325,220,003.42/1,063,916.20
  6. Step 6: Final answer
    x = 1,312,439.10

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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.