Home / 1,342,981.80-2,014,472.70-456,517.80

Finding the Fourth Proportional to 1,342,981.80, 2,014,472.70 and 456,517.80

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Solution

The fourth proportional to 1,342,981.80, 2,014,472.70 and 456,517.80 is: 684,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,981.80 : 2,014,472.70 = 456,517.80 : x
  2. Step 2: Convert to fraction form
    1,342,981.80/2,014,472.70 = 456,517.80/x
  3. Step 3: Cross multiply
    1,342,981.80x = 2,014,472.70 × 456,517.80
  4. Step 4: Simplify right side
    1,342,981.80x = 919,642,645,164.06
  5. Step 5: Solve for x
    x = 919,642,645,164.06/1,342,981.80
  6. Step 6: Final answer
    x = 684,776.70

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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.