Home / 1,086,315.15-1,628,946.63-637,183.11

Finding the Fourth Proportional to 1,086,315.15, 1,628,946.63 and 637,183.11

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Solution

The fourth proportional to 1,086,315.15, 1,628,946.63 and 637,183.11 is: 955,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,315.15 : 1,628,946.63 = 637,183.11 : x
  2. Step 2: Convert to fraction form
    1,086,315.15/1,628,946.63 = 637,183.11/x
  3. Step 3: Cross multiply
    1,086,315.15x = 1,628,946.63 × 637,183.11
  4. Step 4: Simplify right side
    1,086,315.15x = 1,037,937,279,727.42
  5. Step 5: Solve for x
    x = 1,037,937,279,727.42/1,086,315.15
  6. Step 6: Final answer
    x = 955,466.08

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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.