Home / 1,817,213.60-2,725,820.40-1,250,343.20

Finding the Fourth Proportional to 1,817,213.60, 2,725,820.40 and 1,250,343.20

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Solution

The fourth proportional to 1,817,213.60, 2,725,820.40 and 1,250,343.20 is: 1,875,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,213.60 : 2,725,820.40 = 1,250,343.20 : x
  2. Step 2: Convert to fraction form
    1,817,213.60/2,725,820.40 = 1,250,343.20/x
  3. Step 3: Cross multiply
    1,817,213.60x = 2,725,820.40 × 1,250,343.20
  4. Step 4: Simplify right side
    1,817,213.60x = 3,408,211,001,561.28
  5. Step 5: Solve for x
    x = 3,408,211,001,561.28/1,817,213.60
  6. Step 6: Final answer
    x = 1,875,514.80

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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.