Home / 1,111,450.71-1,533,803.55-602,153.09

Finding the Fourth Proportional to 1,111,450.71, 1,533,803.55 and 602,153.09

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Solution

The fourth proportional to 1,111,450.71, 1,533,803.55 and 602,153.09 is: 830,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,450.71 : 1,533,803.55 = 602,153.09 : x
  2. Step 2: Convert to fraction form
    1,111,450.71/1,533,803.55 = 602,153.09/x
  3. Step 3: Cross multiply
    1,111,450.71x = 1,533,803.55 × 602,153.09
  4. Step 4: Simplify right side
    1,111,450.71x = 923,584,542,910.14
  5. Step 5: Solve for x
    x = 923,584,542,910.14/1,111,450.71
  6. Step 6: Final answer
    x = 830,972.11

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Double scale
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1.5x scale

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.