Home / 1,430,168.06-1,974,913.44-1,066,961.36

Finding the Fourth Proportional to 1,430,168.06, 1,974,913.44 and 1,066,961.36

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Solution

The fourth proportional to 1,430,168.06, 1,974,913.44 and 1,066,961.36 is: 1,473,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,168.06 : 1,974,913.44 = 1,066,961.36 : x
  2. Step 2: Convert to fraction form
    1,430,168.06/1,974,913.44 = 1,066,961.36/x
  3. Step 3: Cross multiply
    1,430,168.06x = 1,974,913.44 × 1,066,961.36
  4. Step 4: Simplify right side
    1,430,168.06x = 2,107,156,329,824.68
  5. Step 5: Solve for x
    x = 2,107,156,329,824.68/1,430,168.06
  6. Step 6: Final answer
    x = 1,473,362.74

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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.