Home / 1,243,373.88-1,715,919-734,065.32

Finding the Fourth Proportional to 1,243,373.88, 1,715,919 and 734,065.32

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Solution

The fourth proportional to 1,243,373.88, 1,715,919 and 734,065.32 is: 1,013,047.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,373.88 : 1,715,919 = 734,065.32 : x
  2. Step 2: Convert to fraction form
    1,243,373.88/1,715,919 = 734,065.32/x
  3. Step 3: Cross multiply
    1,243,373.88x = 1,715,919 × 734,065.32
  4. Step 4: Simplify right side
    1,243,373.88x = 1,259,596,629,829.08
  5. Step 5: Solve for x
    x = 1,259,596,629,829.08/1,243,373.88
  6. Step 6: Final answer
    x = 1,013,047.36

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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.