Home / 1,102,652.74-1,521,697.62-619,303.06

Finding the Fourth Proportional to 1,102,652.74, 1,521,697.62 and 619,303.06

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Solution

The fourth proportional to 1,102,652.74, 1,521,697.62 and 619,303.06 is: 854,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,652.74 : 1,521,697.62 = 619,303.06 : x
  2. Step 2: Convert to fraction form
    1,102,652.74/1,521,697.62 = 619,303.06/x
  3. Step 3: Cross multiply
    1,102,652.74x = 1,521,697.62 × 619,303.06
  4. Step 4: Simplify right side
    1,102,652.74x = 942,391,992,460.72
  5. Step 5: Solve for x
    x = 942,391,992,460.72/1,102,652.74
  6. Step 6: Final answer
    x = 854,658.91

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Double scale
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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.