Home / 1,211,239.30-1,817,117.28-604,353.94

Finding the Fourth Proportional to 1,211,239.30, 1,817,117.28 and 604,353.94

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Solution

The fourth proportional to 1,211,239.30, 1,817,117.28 and 604,353.94 is: 906,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,239.30 : 1,817,117.28 = 604,353.94 : x
  2. Step 2: Convert to fraction form
    1,211,239.30/1,817,117.28 = 604,353.94/x
  3. Step 3: Cross multiply
    1,211,239.30x = 1,817,117.28 × 604,353.94
  4. Step 4: Simplify right side
    1,211,239.30x = 1,098,181,987,610.08
  5. Step 5: Solve for x
    x = 1,098,181,987,610.08/1,211,239.30
  6. Step 6: Final answer
    x = 906,659.81

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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.