Home / 1,666,153.80-2,492,912.70-1,106,281.80

Finding the Fourth Proportional to 1,666,153.80, 2,492,912.70 and 1,106,281.80

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Solution

The fourth proportional to 1,666,153.80, 2,492,912.70 and 1,106,281.80 is: 1,655,227.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,153.80 : 2,492,912.70 = 1,106,281.80 : x
  2. Step 2: Convert to fraction form
    1,666,153.80/2,492,912.70 = 1,106,281.80/x
  3. Step 3: Cross multiply
    1,666,153.80x = 2,492,912.70 × 1,106,281.80
  4. Step 4: Simplify right side
    1,666,153.80x = 2,757,863,948,998.86
  5. Step 5: Solve for x
    x = 2,757,863,948,998.86/1,666,153.80
  6. Step 6: Final answer
    x = 1,655,227.72

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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.