Home / 1,059,461.37-1,590,190.77-386,193.42

Finding the Fourth Proportional to 1,059,461.37, 1,590,190.77 and 386,193.42

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Solution

The fourth proportional to 1,059,461.37, 1,590,190.77 and 386,193.42 is: 579,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,461.37 : 1,590,190.77 = 386,193.42 : x
  2. Step 2: Convert to fraction form
    1,059,461.37/1,590,190.77 = 386,193.42/x
  3. Step 3: Cross multiply
    1,059,461.37x = 1,590,190.77 × 386,193.42
  4. Step 4: Simplify right side
    1,059,461.37x = 614,121,211,918.73
  5. Step 5: Solve for x
    x = 614,121,211,918.73/1,059,461.37
  6. Step 6: Final answer
    x = 579,654.18

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Double scale
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1.5x scale

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.