Home / 1,002,879.84-1,502,905.26-553,802.88

Finding the Fourth Proportional to 1,002,879.84, 1,502,905.26 and 553,802.88

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Solution

The fourth proportional to 1,002,879.84, 1,502,905.26 and 553,802.88 is: 829,923.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,879.84 : 1,502,905.26 = 553,802.88 : x
  2. Step 2: Convert to fraction form
    1,002,879.84/1,502,905.26 = 553,802.88/x
  3. Step 3: Cross multiply
    1,002,879.84x = 1,502,905.26 × 553,802.88
  4. Step 4: Simplify right side
    1,002,879.84x = 832,313,261,355.15
  5. Step 5: Solve for x
    x = 832,313,261,355.15/1,002,879.84
  6. Step 6: Final answer
    x = 829,923.22

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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.