Home / 2,154,545.75-3,230,825.00-637,686.29

Finding the Fourth Proportional to 2,154,545.75, 3,230,825.00 and 637,686.29

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Solution

The fourth proportional to 2,154,545.75, 3,230,825.00 and 637,686.29 is: 956,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,545.75 : 3,230,825.00 = 637,686.29 : x
  2. Step 2: Convert to fraction form
    2,154,545.75/3,230,825.00 = 637,686.29/x
  3. Step 3: Cross multiply
    2,154,545.75x = 3,230,825.00 × 637,686.29
  4. Step 4: Simplify right side
    2,154,545.75x = 2,060,252,788,546.69
  5. Step 5: Solve for x
    x = 2,060,252,788,546.69/2,154,545.75
  6. Step 6: Final answer
    x = 956,235.34

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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.