Home / 1,571,341.06-2,168,711.58-926,919.64

Finding the Fourth Proportional to 1,571,341.06, 2,168,711.58 and 926,919.64

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Solution

The fourth proportional to 1,571,341.06, 2,168,711.58 and 926,919.64 is: 1,279,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,341.06 : 2,168,711.58 = 926,919.64 : x
  2. Step 2: Convert to fraction form
    1,571,341.06/2,168,711.58 = 926,919.64/x
  3. Step 3: Cross multiply
    1,571,341.06x = 2,168,711.58 × 926,919.64
  4. Step 4: Simplify right side
    1,571,341.06x = 2,010,221,356,997.43
  5. Step 5: Solve for x
    x = 2,010,221,356,997.43/1,571,341.06
  6. Step 6: Final answer
    x = 1,279,303.02

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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.