Home / 1,692,849.74-2,538,741.18-555,346.86

Finding the Fourth Proportional to 1,692,849.74, 2,538,741.18 and 555,346.86

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Solution

The fourth proportional to 1,692,849.74, 2,538,741.18 and 555,346.86 is: 832,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,849.74 : 2,538,741.18 = 555,346.86 : x
  2. Step 2: Convert to fraction form
    1,692,849.74/2,538,741.18 = 555,346.86/x
  3. Step 3: Cross multiply
    1,692,849.74x = 2,538,741.18 × 555,346.86
  4. Step 4: Simplify right side
    1,692,849.74x = 1,409,881,944,748.25
  5. Step 5: Solve for x
    x = 1,409,881,944,748.25/1,692,849.74
  6. Step 6: Final answer
    x = 832,845.30

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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.