Home / 1,962,543.28-2,708,386.50-1,103,100.88

Finding the Fourth Proportional to 1,962,543.28, 2,708,386.50 and 1,103,100.88

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Solution

The fourth proportional to 1,962,543.28, 2,708,386.50 and 1,103,100.88 is: 1,522,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,543.28 : 2,708,386.50 = 1,103,100.88 : x
  2. Step 2: Convert to fraction form
    1,962,543.28/2,708,386.50 = 1,103,100.88/x
  3. Step 3: Cross multiply
    1,962,543.28x = 2,708,386.50 × 1,103,100.88
  4. Step 4: Simplify right side
    1,962,543.28x = 2,987,623,531,530.12
  5. Step 5: Solve for x
    x = 2,987,623,531,530.12/1,962,543.28
  6. Step 6: Final answer
    x = 1,522,322.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.