Home / 1,871,558.20-2,803,400.70-1,556,630.20

Finding the Fourth Proportional to 1,871,558.20, 2,803,400.70 and 1,556,630.20

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Solution

The fourth proportional to 1,871,558.20, 2,803,400.70 and 1,556,630.20 is: 2,331,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,558.20 : 2,803,400.70 = 1,556,630.20 : x
  2. Step 2: Convert to fraction form
    1,871,558.20/2,803,400.70 = 1,556,630.20/x
  3. Step 3: Cross multiply
    1,871,558.20x = 2,803,400.70 × 1,556,630.20
  4. Step 4: Simplify right side
    1,871,558.20x = 4,363,858,192,321.14
  5. Step 5: Solve for x
    x = 4,363,858,192,321.14/1,871,558.20
  6. Step 6: Final answer
    x = 2,331,671.11

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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.