Home / 1,223,300.82-1,835,177.10-402,685.81

Finding the Fourth Proportional to 1,223,300.82, 1,835,177.10 and 402,685.81

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Solution

The fourth proportional to 1,223,300.82, 1,835,177.10 and 402,685.81 is: 604,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,300.82 : 1,835,177.10 = 402,685.81 : x
  2. Step 2: Convert to fraction form
    1,223,300.82/1,835,177.10 = 402,685.81/x
  3. Step 3: Cross multiply
    1,223,300.82x = 1,835,177.10 × 402,685.81
  4. Step 4: Simplify right side
    1,223,300.82x = 738,999,777,006.95
  5. Step 5: Solve for x
    x = 738,999,777,006.95/1,223,300.82
  6. Step 6: Final answer
    x = 604,103.07

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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.