Home / 1,438,112.88-1,984,602.87-793,533.51

Finding the Fourth Proportional to 1,438,112.88, 1,984,602.87 and 793,533.51

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Solution

The fourth proportional to 1,438,112.88, 1,984,602.87 and 793,533.51 is: 1,095,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,112.88 : 1,984,602.87 = 793,533.51 : x
  2. Step 2: Convert to fraction form
    1,438,112.88/1,984,602.87 = 793,533.51/x
  3. Step 3: Cross multiply
    1,438,112.88x = 1,984,602.87 × 793,533.51
  4. Step 4: Simplify right side
    1,438,112.88x = 1,574,848,881,387.17
  5. Step 5: Solve for x
    x = 1,574,848,881,387.17/1,438,112.88
  6. Step 6: Final answer
    x = 1,095,080.16

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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.