Home / 1,402,748.25-2,103,816.96-378,054.62

Finding the Fourth Proportional to 1,402,748.25, 2,103,816.96 and 378,054.62

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Solution

The fourth proportional to 1,402,748.25, 2,103,816.96 and 378,054.62 is: 566,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,748.25 : 2,103,816.96 = 378,054.62 : x
  2. Step 2: Convert to fraction form
    1,402,748.25/2,103,816.96 = 378,054.62/x
  3. Step 3: Cross multiply
    1,402,748.25x = 2,103,816.96 × 378,054.62
  4. Step 4: Simplify right side
    1,402,748.25x = 795,357,713,347.22
  5. Step 5: Solve for x
    x = 795,357,713,347.22/1,402,748.25
  6. Step 6: Final answer
    x = 566,999.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.