Home / 1,191,525-1,643,644.28-755,140.92

Finding the Fourth Proportional to 1,191,525, 1,643,644.28 and 755,140.92

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Solution

The fourth proportional to 1,191,525, 1,643,644.28 and 755,140.92 is: 1,041,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,525 : 1,643,644.28 = 755,140.92 : x
  2. Step 2: Convert to fraction form
    1,191,525/1,643,644.28 = 755,140.92/x
  3. Step 3: Cross multiply
    1,191,525x = 1,643,644.28 × 755,140.92
  4. Step 4: Simplify right side
    1,191,525x = 1,241,183,053,751.94
  5. Step 5: Solve for x
    x = 1,241,183,053,751.94/1,191,525
  6. Step 6: Final answer
    x = 1,041,676.05

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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.