Home / 1,197,477.90-1,796,216.85-772,325.10

Finding the Fourth Proportional to 1,197,477.90, 1,796,216.85 and 772,325.10

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Solution

The fourth proportional to 1,197,477.90, 1,796,216.85 and 772,325.10 is: 1,158,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,477.90 : 1,796,216.85 = 772,325.10 : x
  2. Step 2: Convert to fraction form
    1,197,477.90/1,796,216.85 = 772,325.10/x
  3. Step 3: Cross multiply
    1,197,477.90x = 1,796,216.85 × 772,325.10
  4. Step 4: Simplify right side
    1,197,477.90x = 1,387,263,358,297.94
  5. Step 5: Solve for x
    x = 1,387,263,358,297.94/1,197,477.90
  6. Step 6: Final answer
    x = 1,158,487.65

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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.