Home / 1,529,404.01-2,110,631.72-841,129.07

Finding the Fourth Proportional to 1,529,404.01, 2,110,631.72 and 841,129.07

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Solution

The fourth proportional to 1,529,404.01, 2,110,631.72 and 841,129.07 is: 1,160,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,404.01 : 2,110,631.72 = 841,129.07 : x
  2. Step 2: Convert to fraction form
    1,529,404.01/2,110,631.72 = 841,129.07/x
  3. Step 3: Cross multiply
    1,529,404.01x = 2,110,631.72 × 841,129.07
  4. Step 4: Simplify right side
    1,529,404.01x = 1,775,313,696,827.03
  5. Step 5: Solve for x
    x = 1,775,313,696,827.03/1,529,404.01
  6. Step 6: Final answer
    x = 1,160,787.92

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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.