Home / 1,202,410.74-1,803,703.59-403,685.54

Finding the Fourth Proportional to 1,202,410.74, 1,803,703.59 and 403,685.54

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Solution

The fourth proportional to 1,202,410.74, 1,803,703.59 and 403,685.54 is: 605,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,410.74 : 1,803,703.59 = 403,685.54 : x
  2. Step 2: Convert to fraction form
    1,202,410.74/1,803,703.59 = 403,685.54/x
  3. Step 3: Cross multiply
    1,202,410.74x = 1,803,703.59 × 403,685.54
  4. Step 4: Simplify right side
    1,202,410.74x = 728,129,048,710.57
  5. Step 5: Solve for x
    x = 728,129,048,710.57/1,202,410.74
  6. Step 6: Final answer
    x = 605,557.67

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1.5x scale

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.