Home / 1,298,446.80-1,956,533.04-1,066,974.72

Finding the Fourth Proportional to 1,298,446.80, 1,956,533.04 and 1,066,974.72

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Solution

The fourth proportional to 1,298,446.80, 1,956,533.04 and 1,066,974.72 is: 1,607,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,446.80 : 1,956,533.04 = 1,066,974.72 : x
  2. Step 2: Convert to fraction form
    1,298,446.80/1,956,533.04 = 1,066,974.72/x
  3. Step 3: Cross multiply
    1,298,446.80x = 1,956,533.04 × 1,066,974.72
  4. Step 4: Simplify right side
    1,298,446.80x = 2,087,571,292,524.75
  5. Step 5: Solve for x
    x = 2,087,571,292,524.75/1,298,446.80
  6. Step 6: Final answer
    x = 1,607,744.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.