Home / 1,621,586.94-2,432,776.77-1,142,748.78

Finding the Fourth Proportional to 1,621,586.94, 2,432,776.77 and 1,142,748.78

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Solution

The fourth proportional to 1,621,586.94, 2,432,776.77 and 1,142,748.78 is: 1,714,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,586.94 : 2,432,776.77 = 1,142,748.78 : x
  2. Step 2: Convert to fraction form
    1,621,586.94/2,432,776.77 = 1,142,748.78/x
  3. Step 3: Cross multiply
    1,621,586.94x = 2,432,776.77 × 1,142,748.78
  4. Step 4: Simplify right side
    1,621,586.94x = 2,780,052,685,929.84
  5. Step 5: Solve for x
    x = 2,780,052,685,929.84/1,621,586.94
  6. Step 6: Final answer
    x = 1,714,402.49

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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.