Home / 1,265,051.90-1,745,741.68-692,096.78

Finding the Fourth Proportional to 1,265,051.90, 1,745,741.68 and 692,096.78

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Solution

The fourth proportional to 1,265,051.90, 1,745,741.68 and 692,096.78 is: 955,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,051.90 : 1,745,741.68 = 692,096.78 : x
  2. Step 2: Convert to fraction form
    1,265,051.90/1,745,741.68 = 692,096.78/x
  3. Step 3: Cross multiply
    1,265,051.90x = 1,745,741.68 × 692,096.78
  4. Step 4: Simplify right side
    1,265,051.90x = 1,208,222,184,980.84
  5. Step 5: Solve for x
    x = 1,208,222,184,980.84/1,265,051.90
  6. Step 6: Final answer
    x = 955,077.17

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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.