Home / 1,149,300.19-1,586,051.18-665,900.29

Finding the Fourth Proportional to 1,149,300.19, 1,586,051.18 and 665,900.29

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Solution

The fourth proportional to 1,149,300.19, 1,586,051.18 and 665,900.29 is: 918,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,300.19 : 1,586,051.18 = 665,900.29 : x
  2. Step 2: Convert to fraction form
    1,149,300.19/1,586,051.18 = 665,900.29/x
  3. Step 3: Cross multiply
    1,149,300.19x = 1,586,051.18 × 665,900.29
  4. Step 4: Simplify right side
    1,149,300.19x = 1,056,151,940,716.84
  5. Step 5: Solve for x
    x = 1,056,151,940,716.84/1,149,300.19
  6. Step 6: Final answer
    x = 918,952.20

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Double scale
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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.