Home / 1,423,008.84-2,133,506.70-712,527.24

Finding the Fourth Proportional to 1,423,008.84, 2,133,506.70 and 712,527.24

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Solution

The fourth proportional to 1,423,008.84, 2,133,506.70 and 712,527.24 is: 1,068,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,008.84 : 2,133,506.70 = 712,527.24 : x
  2. Step 2: Convert to fraction form
    1,423,008.84/2,133,506.70 = 712,527.24/x
  3. Step 3: Cross multiply
    1,423,008.84x = 2,133,506.70 × 712,527.24
  4. Step 4: Simplify right side
    1,423,008.84x = 1,520,181,640,472.51
  5. Step 5: Solve for x
    x = 1,520,181,640,472.51/1,423,008.84
  6. Step 6: Final answer
    x = 1,068,286.86

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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.