Home / 1,403,856.65-2,105,785.00-457,227.37

Finding the Fourth Proportional to 1,403,856.65, 2,105,785.00 and 457,227.37

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Solution

The fourth proportional to 1,403,856.65, 2,105,785.00 and 457,227.37 is: 685,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,856.65 : 2,105,785.00 = 457,227.37 : x
  2. Step 2: Convert to fraction form
    1,403,856.65/2,105,785.00 = 457,227.37/x
  3. Step 3: Cross multiply
    1,403,856.65x = 2,105,785.00 × 457,227.37
  4. Step 4: Simplify right side
    1,403,856.65x = 962,822,535,006.05
  5. Step 5: Solve for x
    x = 962,822,535,006.05/1,403,856.65
  6. Step 6: Final answer
    x = 685,841.06

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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.