Home / 1,136,094.20-1,703,493.30-426,145.40

Finding the Fourth Proportional to 1,136,094.20, 1,703,493.30 and 426,145.40

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Solution

The fourth proportional to 1,136,094.20, 1,703,493.30 and 426,145.40 is: 638,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,094.20 : 1,703,493.30 = 426,145.40 : x
  2. Step 2: Convert to fraction form
    1,136,094.20/1,703,493.30 = 426,145.40/x
  3. Step 3: Cross multiply
    1,136,094.20x = 1,703,493.30 × 426,145.40
  4. Step 4: Simplify right side
    1,136,094.20x = 725,935,833,725.82
  5. Step 5: Solve for x
    x = 725,935,833,725.82/1,136,094.20
  6. Step 6: Final answer
    x = 638,975.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.