Home / 1,066,763.84-1,471,440.48-684,184.64

Finding the Fourth Proportional to 1,066,763.84, 1,471,440.48 and 684,184.64

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Solution

The fourth proportional to 1,066,763.84, 1,471,440.48 and 684,184.64 is: 943,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,763.84 : 1,471,440.48 = 684,184.64 : x
  2. Step 2: Convert to fraction form
    1,066,763.84/1,471,440.48 = 684,184.64/x
  3. Step 3: Cross multiply
    1,066,763.84x = 1,471,440.48 × 684,184.64
  4. Step 4: Simplify right side
    1,066,763.84x = 1,006,736,975,090.23
  5. Step 5: Solve for x
    x = 1,006,736,975,090.23/1,066,763.84
  6. Step 6: Final answer
    x = 943,729.94

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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.