Home / 1,896,628.96-2,617,347.84-1,037,189.76

Finding the Fourth Proportional to 1,896,628.96, 2,617,347.84 and 1,037,189.76

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Solution

The fourth proportional to 1,896,628.96, 2,617,347.84 and 1,037,189.76 is: 1,431,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,628.96 : 2,617,347.84 = 1,037,189.76 : x
  2. Step 2: Convert to fraction form
    1,896,628.96/2,617,347.84 = 1,037,189.76/x
  3. Step 3: Cross multiply
    1,896,628.96x = 2,617,347.84 × 1,037,189.76
  4. Step 4: Simplify right side
    1,896,628.96x = 2,714,686,378,006.12
  5. Step 5: Solve for x
    x = 2,714,686,378,006.12/1,896,628.96
  6. Step 6: Final answer
    x = 1,431,321.80

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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.