Home / 1,151,815.20-1,727,722.80-552,674.40

Finding the Fourth Proportional to 1,151,815.20, 1,727,722.80 and 552,674.40

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Solution

The fourth proportional to 1,151,815.20, 1,727,722.80 and 552,674.40 is: 829,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,815.20 : 1,727,722.80 = 552,674.40 : x
  2. Step 2: Convert to fraction form
    1,151,815.20/1,727,722.80 = 552,674.40/x
  3. Step 3: Cross multiply
    1,151,815.20x = 1,727,722.80 × 552,674.40
  4. Step 4: Simplify right side
    1,151,815.20x = 954,868,161,856.32
  5. Step 5: Solve for x
    x = 954,868,161,856.32/1,151,815.20
  6. Step 6: Final answer
    x = 829,011.60

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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.