Home / 1,090,189.48-1,635,159.60-291,533.28

Finding the Fourth Proportional to 1,090,189.48, 1,635,159.60 and 291,533.28

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Solution

The fourth proportional to 1,090,189.48, 1,635,159.60 and 291,533.28 is: 437,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,189.48 : 1,635,159.60 = 291,533.28 : x
  2. Step 2: Convert to fraction form
    1,090,189.48/1,635,159.60 = 291,533.28/x
  3. Step 3: Cross multiply
    1,090,189.48x = 1,635,159.60 × 291,533.28
  4. Step 4: Simplify right side
    1,090,189.48x = 476,703,441,511.49
  5. Step 5: Solve for x
    x = 476,703,441,511.49/1,090,189.48
  6. Step 6: Final answer
    x = 437,266.59

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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.