Home / 1,713,877.40-2,571,472.20-1,686,977.30

Finding the Fourth Proportional to 1,713,877.40, 2,571,472.20 and 1,686,977.30

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Solution

The fourth proportional to 1,713,877.40, 2,571,472.20 and 1,686,977.30 is: 2,531,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,877.40 : 2,571,472.20 = 1,686,977.30 : x
  2. Step 2: Convert to fraction form
    1,713,877.40/2,571,472.20 = 1,686,977.30/x
  3. Step 3: Cross multiply
    1,713,877.40x = 2,571,472.20 × 1,686,977.30
  4. Step 4: Simplify right side
    1,713,877.40x = 4,338,015,228,981.06
  5. Step 5: Solve for x
    x = 4,338,015,228,981.06/1,713,877.40
  6. Step 6: Final answer
    x = 2,531,111.75

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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.