Home / 1,152,299.73-1,590,173.72-636,053.75

Finding the Fourth Proportional to 1,152,299.73, 1,590,173.72 and 636,053.75

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Solution

The fourth proportional to 1,152,299.73, 1,590,173.72 and 636,053.75 is: 877,754.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,299.73 : 1,590,173.72 = 636,053.75 : x
  2. Step 2: Convert to fraction form
    1,152,299.73/1,590,173.72 = 636,053.75/x
  3. Step 3: Cross multiply
    1,152,299.73x = 1,590,173.72 × 636,053.75
  4. Step 4: Simplify right side
    1,152,299.73x = 1,011,435,946,626.31
  5. Step 5: Solve for x
    x = 1,011,435,946,626.31/1,152,299.73
  6. Step 6: Final answer
    x = 877,754.22

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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.