Home / 1,719,678.25-2,373,185.47-945,341.70

Finding the Fourth Proportional to 1,719,678.25, 2,373,185.47 and 945,341.70

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Solution

The fourth proportional to 1,719,678.25, 2,373,185.47 and 945,341.70 is: 1,304,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,678.25 : 2,373,185.47 = 945,341.70 : x
  2. Step 2: Convert to fraction form
    1,719,678.25/2,373,185.47 = 945,341.70/x
  3. Step 3: Cross multiply
    1,719,678.25x = 2,373,185.47 × 945,341.70
  4. Step 4: Simplify right side
    1,719,678.25x = 2,243,471,190,483.98
  5. Step 5: Solve for x
    x = 2,243,471,190,483.98/1,719,678.25
  6. Step 6: Final answer
    x = 1,304,587.76

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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.