Home / 941,615.70-1,412,423.55-869,730.90

Finding the Fourth Proportional to 941,615.70, 1,412,423.55 and 869,730.90

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Solution

The fourth proportional to 941,615.70, 1,412,423.55 and 869,730.90 is: 1,304,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,615.70 : 1,412,423.55 = 869,730.90 : x
  2. Step 2: Convert to fraction form
    941,615.70/1,412,423.55 = 869,730.90/x
  3. Step 3: Cross multiply
    941,615.70x = 1,412,423.55 × 869,730.90
  4. Step 4: Simplify right side
    941,615.70x = 1,228,428,405,322.70
  5. Step 5: Solve for x
    x = 1,228,428,405,322.70/941,615.70
  6. Step 6: Final answer
    x = 1,304,596.35

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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.