Home / 1,529,963.10-2,111,337.42-841,620.14

Finding the Fourth Proportional to 1,529,963.10, 2,111,337.42 and 841,620.14

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Solution

The fourth proportional to 1,529,963.10, 2,111,337.42 and 841,620.14 is: 1,161,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,963.10 : 2,111,337.42 = 841,620.14 : x
  2. Step 2: Convert to fraction form
    1,529,963.10/2,111,337.42 = 841,620.14/x
  3. Step 3: Cross multiply
    1,529,963.10x = 2,111,337.42 × 841,620.14
  4. Step 4: Simplify right side
    1,529,963.10x = 1,776,944,095,007.64
  5. Step 5: Solve for x
    x = 1,776,944,095,007.64/1,529,963.10
  6. Step 6: Final answer
    x = 1,161,429.38

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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.