Home / 1,460,842.31-2,015,924.77-816,267.80

Finding the Fourth Proportional to 1,460,842.31, 2,015,924.77 and 816,267.80

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Solution

The fourth proportional to 1,460,842.31, 2,015,924.77 and 816,267.80 is: 1,126,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,842.31 : 2,015,924.77 = 816,267.80 : x
  2. Step 2: Convert to fraction form
    1,460,842.31/2,015,924.77 = 816,267.80/x
  3. Step 3: Cross multiply
    1,460,842.31x = 2,015,924.77 × 816,267.80
  4. Step 4: Simplify right side
    1,460,842.31x = 1,645,534,483,033.55
  5. Step 5: Solve for x
    x = 1,645,534,483,033.55/1,460,842.31
  6. Step 6: Final answer
    x = 1,126,428.55

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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.