Home / 1,236,939.72-1,853,659.98-526,252.20

Finding the Fourth Proportional to 1,236,939.72, 1,853,659.98 and 526,252.20

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Solution

The fourth proportional to 1,236,939.72, 1,853,659.98 and 526,252.20 is: 788,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,939.72 : 1,853,659.98 = 526,252.20 : x
  2. Step 2: Convert to fraction form
    1,236,939.72/1,853,659.98 = 526,252.20/x
  3. Step 3: Cross multiply
    1,236,939.72x = 1,853,659.98 × 526,252.20
  4. Step 4: Simplify right side
    1,236,939.72x = 975,492,642,526.96
  5. Step 5: Solve for x
    x = 975,492,642,526.96/1,236,939.72
  6. Step 6: Final answer
    x = 788,633.94

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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.