Home / 1,955,061.20-2,935,216.20-1,248,222.80

Finding the Fourth Proportional to 1,955,061.20, 2,935,216.20 and 1,248,222.80

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Solution

The fourth proportional to 1,955,061.20, 2,935,216.20 and 1,248,222.80 is: 1,874,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,061.20 : 2,935,216.20 = 1,248,222.80 : x
  2. Step 2: Convert to fraction form
    1,955,061.20/2,935,216.20 = 1,248,222.80/x
  3. Step 3: Cross multiply
    1,955,061.20x = 2,935,216.20 × 1,248,222.80
  4. Step 4: Simplify right side
    1,955,061.20x = 3,663,803,783,769.36
  5. Step 5: Solve for x
    x = 3,663,803,783,769.36/1,955,061.20
  6. Step 6: Final answer
    x = 1,874,009.77

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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.