Home / 1,618,421.55-2,233,262.73-893,222.56

Finding the Fourth Proportional to 1,618,421.55, 2,233,262.73 and 893,222.56

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Solution

The fourth proportional to 1,618,421.55, 2,233,262.73 and 893,222.56 is: 1,232,559.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,421.55 : 2,233,262.73 = 893,222.56 : x
  2. Step 2: Convert to fraction form
    1,618,421.55/2,233,262.73 = 893,222.56/x
  3. Step 3: Cross multiply
    1,618,421.55x = 2,233,262.73 × 893,222.56
  4. Step 4: Simplify right side
    1,618,421.55x = 1,994,800,637,210.76
  5. Step 5: Solve for x
    x = 1,994,800,637,210.76/1,618,421.55
  6. Step 6: Final answer
    x = 1,232,559.36

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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.