Home / 1,509,905.56-2,082,875.67-897,622.81

Finding the Fourth Proportional to 1,509,905.56, 2,082,875.67 and 897,622.81

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Solution

The fourth proportional to 1,509,905.56, 2,082,875.67 and 897,622.81 is: 1,238,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,905.56 : 2,082,875.67 = 897,622.81 : x
  2. Step 2: Convert to fraction form
    1,509,905.56/2,082,875.67 = 897,622.81/x
  3. Step 3: Cross multiply
    1,509,905.56x = 2,082,875.67 × 897,622.81
  4. Step 4: Simplify right side
    1,509,905.56x = 1,869,636,711,786.03
  5. Step 5: Solve for x
    x = 1,869,636,711,786.03/1,509,905.56
  6. Step 6: Final answer
    x = 1,238,247.45

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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.