Home / 1,422,633.48-1,963,115.48-802,404.48

Finding the Fourth Proportional to 1,422,633.48, 1,963,115.48 and 802,404.48

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Solution

The fourth proportional to 1,422,633.48, 1,963,115.48 and 802,404.48 is: 1,107,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,633.48 : 1,963,115.48 = 802,404.48 : x
  2. Step 2: Convert to fraction form
    1,422,633.48/1,963,115.48 = 802,404.48/x
  3. Step 3: Cross multiply
    1,422,633.48x = 1,963,115.48 × 802,404.48
  4. Step 4: Simplify right side
    1,422,633.48x = 1,575,212,655,909.35
  5. Step 5: Solve for x
    x = 1,575,212,655,909.35/1,422,633.48
  6. Step 6: Final answer
    x = 1,107,251.22

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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.