Home / 1,143,588-1,577,118.48-713,907.84

Finding the Fourth Proportional to 1,143,588, 1,577,118.48 and 713,907.84

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Solution

The fourth proportional to 1,143,588, 1,577,118.48 and 713,907.84 is: 984,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,588 : 1,577,118.48 = 713,907.84 : x
  2. Step 2: Convert to fraction form
    1,143,588/1,577,118.48 = 713,907.84/x
  3. Step 3: Cross multiply
    1,143,588x = 1,577,118.48 × 713,907.84
  4. Step 4: Simplify right side
    1,143,588x = 1,125,917,247,480.88
  5. Step 5: Solve for x
    x = 1,125,917,247,480.88/1,143,588
  6. Step 6: Final answer
    x = 984,547.97

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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.