Home / 1,228,914.62-1,842,973.28-470,715.74

Finding the Fourth Proportional to 1,228,914.62, 1,842,973.28 and 470,715.74

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Solution

The fourth proportional to 1,228,914.62, 1,842,973.28 and 470,715.74 is: 705,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,914.62 : 1,842,973.28 = 470,715.74 : x
  2. Step 2: Convert to fraction form
    1,228,914.62/1,842,973.28 = 470,715.74/x
  3. Step 3: Cross multiply
    1,228,914.62x = 1,842,973.28 × 470,715.74
  4. Step 4: Simplify right side
    1,228,914.62x = 867,516,531,295.43
  5. Step 5: Solve for x
    x = 867,516,531,295.43/1,228,914.62
  6. Step 6: Final answer
    x = 705,920.91

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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.