Home / 1,297,366.37-1,790,354.90-708,666.29

Finding the Fourth Proportional to 1,297,366.37, 1,790,354.90 and 708,666.29

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Solution

The fourth proportional to 1,297,366.37, 1,790,354.90 and 708,666.29 is: 977,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,366.37 : 1,790,354.90 = 708,666.29 : x
  2. Step 2: Convert to fraction form
    1,297,366.37/1,790,354.90 = 708,666.29/x
  3. Step 3: Cross multiply
    1,297,366.37x = 1,790,354.90 × 708,666.29
  4. Step 4: Simplify right side
    1,297,366.37x = 1,268,764,164,766.32
  5. Step 5: Solve for x
    x = 1,268,764,164,766.32/1,297,366.37
  6. Step 6: Final answer
    x = 977,953.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.