Home / 1,498,410.36-2,066,039.46-1,211,041.80

Finding the Fourth Proportional to 1,498,410.36, 2,066,039.46 and 1,211,041.80

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Solution

The fourth proportional to 1,498,410.36, 2,066,039.46 and 1,211,041.80 is: 1,669,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,410.36 : 2,066,039.46 = 1,211,041.80 : x
  2. Step 2: Convert to fraction form
    1,498,410.36/2,066,039.46 = 1,211,041.80/x
  3. Step 3: Cross multiply
    1,498,410.36x = 2,066,039.46 × 1,211,041.80
  4. Step 4: Simplify right side
    1,498,410.36x = 2,502,060,146,509.43
  5. Step 5: Solve for x
    x = 2,502,060,146,509.43/1,498,410.36
  6. Step 6: Final answer
    x = 1,669,809.70

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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.