Home / 1,149,483.84-1,586,288.18-666,329.24

Finding the Fourth Proportional to 1,149,483.84, 1,586,288.18 and 666,329.24

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Solution

The fourth proportional to 1,149,483.84, 1,586,288.18 and 666,329.24 is: 919,534.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,483.84 : 1,586,288.18 = 666,329.24 : x
  2. Step 2: Convert to fraction form
    1,149,483.84/1,586,288.18 = 666,329.24/x
  3. Step 3: Cross multiply
    1,149,483.84x = 1,586,288.18 × 666,329.24
  4. Step 4: Simplify right side
    1,149,483.84x = 1,056,990,191,134.77
  5. Step 5: Solve for x
    x = 1,056,990,191,134.77/1,149,483.84
  6. Step 6: Final answer
    x = 919,534.62

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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.