Home / 1,584,120.28-2,186,464.08-939,914.32

Finding the Fourth Proportional to 1,584,120.28, 2,186,464.08 and 939,914.32

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Solution

The fourth proportional to 1,584,120.28, 2,186,464.08 and 939,914.32 is: 1,297,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,120.28 : 2,186,464.08 = 939,914.32 : x
  2. Step 2: Convert to fraction form
    1,584,120.28/2,186,464.08 = 939,914.32/x
  3. Step 3: Cross multiply
    1,584,120.28x = 2,186,464.08 × 939,914.32
  4. Step 4: Simplify right side
    1,584,120.28x = 2,055,088,898,957.63
  5. Step 5: Solve for x
    x = 2,055,088,898,957.63/1,584,120.28
  6. Step 6: Final answer
    x = 1,297,306.10

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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.