Home / 1,102,466.72-1,521,384.72-619,035.68

Finding the Fourth Proportional to 1,102,466.72, 1,521,384.72 and 619,035.68

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Solution

The fourth proportional to 1,102,466.72, 1,521,384.72 and 619,035.68 is: 854,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,466.72 : 1,521,384.72 = 619,035.68 : x
  2. Step 2: Convert to fraction form
    1,102,466.72/1,521,384.72 = 619,035.68/x
  3. Step 3: Cross multiply
    1,102,466.72x = 1,521,384.72 × 619,035.68
  4. Step 4: Simplify right side
    1,102,466.72x = 941,791,424,686.81
  5. Step 5: Solve for x
    x = 941,791,424,686.81/1,102,466.72
  6. Step 6: Final answer
    x = 854,258.37

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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.