Home / 1,102,526.20-1,653,983.70-392,966.20

Finding the Fourth Proportional to 1,102,526.20, 1,653,983.70 and 392,966.20

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Solution

The fourth proportional to 1,102,526.20, 1,653,983.70 and 392,966.20 is: 589,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,526.20 : 1,653,983.70 = 392,966.20 : x
  2. Step 2: Convert to fraction form
    1,102,526.20/1,653,983.70 = 392,966.20/x
  3. Step 3: Cross multiply
    1,102,526.20x = 1,653,983.70 × 392,966.20
  4. Step 4: Simplify right side
    1,102,526.20x = 649,959,689,450.94
  5. Step 5: Solve for x
    x = 649,959,689,450.94/1,102,526.20
  6. Step 6: Final answer
    x = 589,518.59

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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.