Home / 1,071,656.05-1,480,112.75-705,768.79

Finding the Fourth Proportional to 1,071,656.05, 1,480,112.75 and 705,768.79

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Solution

The fourth proportional to 1,071,656.05, 1,480,112.75 and 705,768.79 is: 974,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,656.05 : 1,480,112.75 = 705,768.79 : x
  2. Step 2: Convert to fraction form
    1,071,656.05/1,480,112.75 = 705,768.79/x
  3. Step 3: Cross multiply
    1,071,656.05x = 1,480,112.75 × 705,768.79
  4. Step 4: Simplify right side
    1,071,656.05x = 1,044,617,384,631.07
  5. Step 5: Solve for x
    x = 1,044,617,384,631.07/1,071,656.05
  6. Step 6: Final answer
    x = 974,769.27

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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.