Home / 1,953,308.47-2,930,804.69-1,054,571.75

Finding the Fourth Proportional to 1,953,308.47, 2,930,804.69 and 1,054,571.75

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Solution

The fourth proportional to 1,953,308.47, 2,930,804.69 and 1,054,571.75 is: 1,582,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,308.47 : 2,930,804.69 = 1,054,571.75 : x
  2. Step 2: Convert to fraction form
    1,953,308.47/2,930,804.69 = 1,054,571.75/x
  3. Step 3: Cross multiply
    1,953,308.47x = 2,930,804.69 × 1,054,571.75
  4. Step 4: Simplify right side
    1,953,308.47x = 3,090,743,830,841.51
  5. Step 5: Solve for x
    x = 3,090,743,830,841.51/1,953,308.47
  6. Step 6: Final answer
    x = 1,582,312.20

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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.