Home / 1,596,989.20-2,396,164.20-839,412.40

Finding the Fourth Proportional to 1,596,989.20, 2,396,164.20 and 839,412.40

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Solution

The fourth proportional to 1,596,989.20, 2,396,164.20 and 839,412.40 is: 1,259,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,989.20 : 2,396,164.20 = 839,412.40 : x
  2. Step 2: Convert to fraction form
    1,596,989.20/2,396,164.20 = 839,412.40/x
  3. Step 3: Cross multiply
    1,596,989.20x = 2,396,164.20 × 839,412.40
  4. Step 4: Simplify right side
    1,596,989.20x = 2,011,369,941,916.08
  5. Step 5: Solve for x
    x = 2,011,369,941,916.08/1,596,989.20
  6. Step 6: Final answer
    x = 1,259,476.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.