Home / 1,133,782.35-1,564,619.39-624,484.72

Finding the Fourth Proportional to 1,133,782.35, 1,564,619.39 and 624,484.72

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Solution

The fourth proportional to 1,133,782.35, 1,564,619.39 and 624,484.72 is: 861,788.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,782.35 : 1,564,619.39 = 624,484.72 : x
  2. Step 2: Convert to fraction form
    1,133,782.35/1,564,619.39 = 624,484.72/x
  3. Step 3: Cross multiply
    1,133,782.35x = 1,564,619.39 × 624,484.72
  4. Step 4: Simplify right side
    1,133,782.35x = 977,080,902,845.89
  5. Step 5: Solve for x
    x = 977,080,902,845.89/1,133,782.35
  6. Step 6: Final answer
    x = 861,788.78

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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.