Home / 1,527,328.56-2,107,589.76-882,790.32

Finding the Fourth Proportional to 1,527,328.56, 2,107,589.76 and 882,790.32

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Solution

The fourth proportional to 1,527,328.56, 2,107,589.76 and 882,790.32 is: 1,218,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,328.56 : 2,107,589.76 = 882,790.32 : x
  2. Step 2: Convert to fraction form
    1,527,328.56/2,107,589.76 = 882,790.32/x
  3. Step 3: Cross multiply
    1,527,328.56x = 2,107,589.76 × 882,790.32
  4. Step 4: Simplify right side
    1,527,328.56x = 1,860,559,838,659.12
  5. Step 5: Solve for x
    x = 1,860,559,838,659.12/1,527,328.56
  6. Step 6: Final answer
    x = 1,218,179.17

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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.