Home / 1,554,519.98-2,328,938.22-1,126,997.02

Finding the Fourth Proportional to 1,554,519.98, 2,328,938.22 and 1,126,997.02

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Solution

The fourth proportional to 1,554,519.98, 2,328,938.22 and 1,126,997.02 is: 1,688,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,519.98 : 2,328,938.22 = 1,126,997.02 : x
  2. Step 2: Convert to fraction form
    1,554,519.98/2,328,938.22 = 1,126,997.02/x
  3. Step 3: Cross multiply
    1,554,519.98x = 2,328,938.22 × 1,126,997.02
  4. Step 4: Simplify right side
    1,554,519.98x = 2,624,706,440,841.52
  5. Step 5: Solve for x
    x = 2,624,706,440,841.52/1,554,519.98
  6. Step 6: Final answer
    x = 1,688,435.32

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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.