Home / 1,665,422.14-2,497,050.64-654,642.98

Finding the Fourth Proportional to 1,665,422.14, 2,497,050.64 and 654,642.98

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Solution

The fourth proportional to 1,665,422.14, 2,497,050.64 and 654,642.98 is: 981,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,422.14 : 2,497,050.64 = 654,642.98 : x
  2. Step 2: Convert to fraction form
    1,665,422.14/2,497,050.64 = 654,642.98/x
  3. Step 3: Cross multiply
    1,665,422.14x = 2,497,050.64 × 654,642.98
  4. Step 4: Simplify right side
    1,665,422.14x = 1,634,676,672,180.51
  5. Step 5: Solve for x
    x = 1,634,676,672,180.51/1,665,422.14
  6. Step 6: Final answer
    x = 981,538.93

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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.