Home / 4,128,140.23-5,697,022.78-2,292,606.93

Finding the Fourth Proportional to 4,128,140.23, 5,697,022.78 and 2,292,606.93

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Solution

The fourth proportional to 4,128,140.23, 5,697,022.78 and 2,292,606.93 is: 3,163,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,140.23 : 5,697,022.78 = 2,292,606.93 : x
  2. Step 2: Convert to fraction form
    4,128,140.23/5,697,022.78 = 2,292,606.93/x
  3. Step 3: Cross multiply
    4,128,140.23x = 5,697,022.78 × 2,292,606.93
  4. Step 4: Simplify right side
    4,128,140.23x = 13,061,033,905,795.87
  5. Step 5: Solve for x
    x = 13,061,033,905,795.87/4,128,140.23
  6. Step 6: Final answer
    x = 3,163,902.67

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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.