Home / 1,470,301.12-2,029,123.20-825,759.28

Finding the Fourth Proportional to 1,470,301.12, 2,029,123.20 and 825,759.28

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Solution

The fourth proportional to 1,470,301.12, 2,029,123.20 and 825,759.28 is: 1,139,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,301.12 : 2,029,123.20 = 825,759.28 : x
  2. Step 2: Convert to fraction form
    1,470,301.12/2,029,123.20 = 825,759.28/x
  3. Step 3: Cross multiply
    1,470,301.12x = 2,029,123.20 × 825,759.28
  4. Step 4: Simplify right side
    1,470,301.12x = 1,675,567,312,663.30
  5. Step 5: Solve for x
    x = 1,675,567,312,663.30/1,470,301.12
  6. Step 6: Final answer
    x = 1,139,608.27

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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.