Home / 1,767,886.76-2,653,150.80-1,197,916.40

Finding the Fourth Proportional to 1,767,886.76, 2,653,150.80 and 1,197,916.40

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Solution

The fourth proportional to 1,767,886.76, 2,653,150.80 and 1,197,916.40 is: 1,797,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,886.76 : 2,653,150.80 = 1,197,916.40 : x
  2. Step 2: Convert to fraction form
    1,767,886.76/2,653,150.80 = 1,197,916.40/x
  3. Step 3: Cross multiply
    1,767,886.76x = 2,653,150.80 × 1,197,916.40
  4. Step 4: Simplify right side
    1,767,886.76x = 3,178,252,854,993.12
  5. Step 5: Solve for x
    x = 3,178,252,854,993.12/1,767,886.76
  6. Step 6: Final answer
    x = 1,797,769.48

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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.