Home / 1,346,359.50-1,857,933.45-765,645.75

Finding the Fourth Proportional to 1,346,359.50, 1,857,933.45 and 765,645.75

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Solution

The fourth proportional to 1,346,359.50, 1,857,933.45 and 765,645.75 is: 1,056,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,359.50 : 1,857,933.45 = 765,645.75 : x
  2. Step 2: Convert to fraction form
    1,346,359.50/1,857,933.45 = 765,645.75/x
  3. Step 3: Cross multiply
    1,346,359.50x = 1,857,933.45 × 765,645.75
  4. Step 4: Simplify right side
    1,346,359.50x = 1,422,518,849,775.34
  5. Step 5: Solve for x
    x = 1,422,518,849,775.34/1,346,359.50
  6. Step 6: Final answer
    x = 1,056,566.88

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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.