Home / 1,039,548.81-1,434,040-657,797.02

Finding the Fourth Proportional to 1,039,548.81, 1,434,040 and 657,797.02

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Solution

The fourth proportional to 1,039,548.81, 1,434,040 and 657,797.02 is: 907,419.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,548.81 : 1,434,040 = 657,797.02 : x
  2. Step 2: Convert to fraction form
    1,039,548.81/1,434,040 = 657,797.02/x
  3. Step 3: Cross multiply
    1,039,548.81x = 1,434,040 × 657,797.02
  4. Step 4: Simplify right side
    1,039,548.81x = 943,307,238,560.80
  5. Step 5: Solve for x
    x = 943,307,238,560.80/1,039,548.81
  6. Step 6: Final answer
    x = 907,419.86

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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.