Home / 1,470,406.20-2,029,721.58-1,429,957.56

Finding the Fourth Proportional to 1,470,406.20, 2,029,721.58 and 1,429,957.56

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Solution

The fourth proportional to 1,470,406.20, 2,029,721.58 and 1,429,957.56 is: 1,973,887.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,406.20 : 2,029,721.58 = 1,429,957.56 : x
  2. Step 2: Convert to fraction form
    1,470,406.20/2,029,721.58 = 1,429,957.56/x
  3. Step 3: Cross multiply
    1,470,406.20x = 2,029,721.58 × 1,429,957.56
  4. Step 4: Simplify right side
    1,470,406.20x = 2,902,415,718,016.15
  5. Step 5: Solve for x
    x = 2,902,415,718,016.15/1,470,406.20
  6. Step 6: Final answer
    x = 1,973,887.02

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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.