Home / 1,236,832.90-1,710,265.18-981,741.22

Finding the Fourth Proportional to 1,236,832.90, 1,710,265.18 and 981,741.22

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Solution

The fourth proportional to 1,236,832.90, 1,710,265.18 and 981,741.22 is: 1,357,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,832.90 : 1,710,265.18 = 981,741.22 : x
  2. Step 2: Convert to fraction form
    1,236,832.90/1,710,265.18 = 981,741.22/x
  3. Step 3: Cross multiply
    1,236,832.90x = 1,710,265.18 × 981,741.22
  4. Step 4: Simplify right side
    1,236,832.90x = 1,679,037,824,336.72
  5. Step 5: Solve for x
    x = 1,679,037,824,336.72/1,236,832.90
  6. Step 6: Final answer
    x = 1,357,530.05

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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.