Home / 1,054,665.43-1,455,350.59-619,035.68

Finding the Fourth Proportional to 1,054,665.43, 1,455,350.59 and 619,035.68

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Solution

The fourth proportional to 1,054,665.43, 1,455,350.59 and 619,035.68 is: 854,217.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,665.43 : 1,455,350.59 = 619,035.68 : x
  2. Step 2: Convert to fraction form
    1,054,665.43/1,455,350.59 = 619,035.68/x
  3. Step 3: Cross multiply
    1,054,665.43x = 1,455,350.59 × 619,035.68
  4. Step 4: Simplify right side
    1,054,665.43x = 900,913,946,531.22
  5. Step 5: Solve for x
    x = 900,913,946,531.22/1,054,665.43
  6. Step 6: Final answer
    x = 854,217.77

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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.