Home / 1,910,117.56-2,634,613.44-1,621,652.20

Finding the Fourth Proportional to 1,910,117.56, 2,634,613.44 and 1,621,652.20

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Solution

The fourth proportional to 1,910,117.56, 2,634,613.44 and 1,621,652.20 is: 2,236,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,117.56 : 2,634,613.44 = 1,621,652.20 : x
  2. Step 2: Convert to fraction form
    1,910,117.56/2,634,613.44 = 1,621,652.20/x
  3. Step 3: Cross multiply
    1,910,117.56x = 2,634,613.44 × 1,621,652.20
  4. Step 4: Simplify right side
    1,910,117.56x = 4,272,426,681,125.57
  5. Step 5: Solve for x
    x = 4,272,426,681,125.57/1,910,117.56
  6. Step 6: Final answer
    x = 2,236,734.94

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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.