Home / 1,875,871.56-2,589,595.41-1,256,742.80

Finding the Fourth Proportional to 1,875,871.56, 2,589,595.41 and 1,256,742.80

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Solution

The fourth proportional to 1,875,871.56, 2,589,595.41 and 1,256,742.80 is: 1,734,903.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,871.56 : 2,589,595.41 = 1,256,742.80 : x
  2. Step 2: Convert to fraction form
    1,875,871.56/2,589,595.41 = 1,256,742.80/x
  3. Step 3: Cross multiply
    1,875,871.56x = 2,589,595.41 × 1,256,742.80
  4. Step 4: Simplify right side
    1,875,871.56x = 3,254,455,373,482.57
  5. Step 5: Solve for x
    x = 3,254,455,373,482.57/1,875,871.56
  6. Step 6: Final answer
    x = 1,734,903.09

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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.