Home / 1,010,421.48-1,394,415.40-551,563.24

Finding the Fourth Proportional to 1,010,421.48, 1,394,415.40 and 551,563.24

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Solution

The fourth proportional to 1,010,421.48, 1,394,415.40 and 551,563.24 is: 761,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,421.48 : 1,394,415.40 = 551,563.24 : x
  2. Step 2: Convert to fraction form
    1,010,421.48/1,394,415.40 = 551,563.24/x
  3. Step 3: Cross multiply
    1,010,421.48x = 1,394,415.40 × 551,563.24
  4. Step 4: Simplify right side
    1,010,421.48x = 769,108,275,929.90
  5. Step 5: Solve for x
    x = 769,108,275,929.90/1,010,421.48
  6. Step 6: Final answer
    x = 761,175.70

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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.