Home / 1,750,645.53-2,415,909.78-986,699.16

Finding the Fourth Proportional to 1,750,645.53, 2,415,909.78 and 986,699.16

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Solution

The fourth proportional to 1,750,645.53, 2,415,909.78 and 986,699.16 is: 1,361,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,645.53 : 2,415,909.78 = 986,699.16 : x
  2. Step 2: Convert to fraction form
    1,750,645.53/2,415,909.78 = 986,699.16/x
  3. Step 3: Cross multiply
    1,750,645.53x = 2,415,909.78 × 986,699.16
  4. Step 4: Simplify right side
    1,750,645.53x = 2,383,776,150,561.78
  5. Step 5: Solve for x
    x = 2,383,776,150,561.78/1,750,645.53
  6. Step 6: Final answer
    x = 1,361,655.52

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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.