Home / 1,285,533.40-1,774,053.72-704,811.18

Finding the Fourth Proportional to 1,285,533.40, 1,774,053.72 and 704,811.18

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Solution

The fourth proportional to 1,285,533.40, 1,774,053.72 and 704,811.18 is: 972,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,533.40 : 1,774,053.72 = 704,811.18 : x
  2. Step 2: Convert to fraction form
    1,285,533.40/1,774,053.72 = 704,811.18/x
  3. Step 3: Cross multiply
    1,285,533.40x = 1,774,053.72 × 704,811.18
  4. Step 4: Simplify right side
    1,285,533.40x = 1,250,372,895,776.59
  5. Step 5: Solve for x
    x = 1,250,372,895,776.59/1,285,533.40
  6. Step 6: Final answer
    x = 972,649.09

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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.