Home / 1,149,294.63-1,586,026.58-666,140.03

Finding the Fourth Proportional to 1,149,294.63, 1,586,026.58 and 666,140.03

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Solution

The fourth proportional to 1,149,294.63, 1,586,026.58 and 666,140.03 is: 919,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,294.63 : 1,586,026.58 = 666,140.03 : x
  2. Step 2: Convert to fraction form
    1,149,294.63/1,586,026.58 = 666,140.03/x
  3. Step 3: Cross multiply
    1,149,294.63x = 1,586,026.58 × 666,140.03
  4. Step 4: Simplify right side
    1,149,294.63x = 1,056,515,793,582.00
  5. Step 5: Solve for x
    x = 1,056,515,793,582.00/1,149,294.63
  6. Step 6: Final answer
    x = 919,273.24

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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.