Home / 1,953,308.43-2,930,804.64-1,054,571.72

Finding the Fourth Proportional to 1,953,308.43, 2,930,804.64 and 1,054,571.72

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Solution

The fourth proportional to 1,953,308.43, 2,930,804.64 and 1,054,571.72 is: 1,582,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,308.43 : 2,930,804.64 = 1,054,571.72 : x
  2. Step 2: Convert to fraction form
    1,953,308.43/2,930,804.64 = 1,054,571.72/x
  3. Step 3: Cross multiply
    1,953,308.43x = 2,930,804.64 × 1,054,571.72
  4. Step 4: Simplify right side
    1,953,308.43x = 3,090,743,675,534.76
  5. Step 5: Solve for x
    x = 3,090,743,675,534.76/1,953,308.43
  6. Step 6: Final answer
    x = 1,582,312.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.