Home / 1,116,357.49-1,541,011.53-791,369.14

Finding the Fourth Proportional to 1,116,357.49, 1,541,011.53 and 791,369.14

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Solution

The fourth proportional to 1,116,357.49, 1,541,011.53 and 791,369.14 is: 1,092,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,357.49 : 1,541,011.53 = 791,369.14 : x
  2. Step 2: Convert to fraction form
    1,116,357.49/1,541,011.53 = 791,369.14/x
  3. Step 3: Cross multiply
    1,116,357.49x = 1,541,011.53 × 791,369.14
  4. Step 4: Simplify right side
    1,116,357.49x = 1,219,508,971,230.69
  5. Step 5: Solve for x
    x = 1,219,508,971,230.69/1,116,357.49
  6. Step 6: Final answer
    x = 1,092,400.04

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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.