Home / 1,906,824.18-2,631,462.81-1,047,402.45

Finding the Fourth Proportional to 1,906,824.18, 2,631,462.81 and 1,047,402.45

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Solution

The fourth proportional to 1,906,824.18, 2,631,462.81 and 1,047,402.45 is: 1,445,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,824.18 : 2,631,462.81 = 1,047,402.45 : x
  2. Step 2: Convert to fraction form
    1,906,824.18/2,631,462.81 = 1,047,402.45/x
  3. Step 3: Cross multiply
    1,906,824.18x = 2,631,462.81 × 1,047,402.45
  4. Step 4: Simplify right side
    1,906,824.18x = 2,756,200,594,277.88
  5. Step 5: Solve for x
    x = 2,756,200,594,277.88/1,906,824.18
  6. Step 6: Final answer
    x = 1,445,440.34

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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.