Home / 1,417,796.22-2,126,054.52-406,688.70

Finding the Fourth Proportional to 1,417,796.22, 2,126,054.52 and 406,688.70

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Solution

The fourth proportional to 1,417,796.22, 2,126,054.52 and 406,688.70 is: 609,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,796.22 : 2,126,054.52 = 406,688.70 : x
  2. Step 2: Convert to fraction form
    1,417,796.22/2,126,054.52 = 406,688.70/x
  3. Step 3: Cross multiply
    1,417,796.22x = 2,126,054.52 × 406,688.70
  4. Step 4: Simplify right side
    1,417,796.22x = 864,642,348,867.92
  5. Step 5: Solve for x
    x = 864,642,348,867.92/1,417,796.22
  6. Step 6: Final answer
    x = 609,849.52

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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.