Home / 1,772,816.40-2,657,669.40-1,063,126.80

Finding the Fourth Proportional to 1,772,816.40, 2,657,669.40 and 1,063,126.80

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Solution

The fourth proportional to 1,772,816.40, 2,657,669.40 and 1,063,126.80 is: 1,593,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,816.40 : 2,657,669.40 = 1,063,126.80 : x
  2. Step 2: Convert to fraction form
    1,772,816.40/2,657,669.40 = 1,063,126.80/x
  3. Step 3: Cross multiply
    1,772,816.40x = 2,657,669.40 × 1,063,126.80
  4. Step 4: Simplify right side
    1,772,816.40x = 2,825,439,564,679.92
  5. Step 5: Solve for x
    x = 2,825,439,564,679.92/1,772,816.40
  6. Step 6: Final answer
    x = 1,593,757.57

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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.