Home / 1,529,229.88-2,110,345.44-840,946.12

Finding the Fourth Proportional to 1,529,229.88, 2,110,345.44 and 840,946.12

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Solution

The fourth proportional to 1,529,229.88, 2,110,345.44 and 840,946.12 is: 1,160,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,229.88 : 2,110,345.44 = 840,946.12 : x
  2. Step 2: Convert to fraction form
    1,529,229.88/2,110,345.44 = 840,946.12/x
  3. Step 3: Cross multiply
    1,529,229.88x = 2,110,345.44 × 840,946.12
  4. Step 4: Simplify right side
    1,529,229.88x = 1,774,686,809,627.69
  5. Step 5: Solve for x
    x = 1,774,686,809,627.69/1,529,229.88
  6. Step 6: Final answer
    x = 1,160,510.16

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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.