Home / 983,931.77-1,476,015.89-930,123.36

Finding the Fourth Proportional to 983,931.77, 1,476,015.89 and 930,123.36

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Solution

The fourth proportional to 983,931.77, 1,476,015.89 and 930,123.36 is: 1,395,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,931.77 : 1,476,015.89 = 930,123.36 : x
  2. Step 2: Convert to fraction form
    983,931.77/1,476,015.89 = 930,123.36/x
  3. Step 3: Cross multiply
    983,931.77x = 1,476,015.89 × 930,123.36
  4. Step 4: Simplify right side
    983,931.77x = 1,372,876,854,369.57
  5. Step 5: Solve for x
    x = 1,372,876,854,369.57/983,931.77
  6. Step 6: Final answer
    x = 1,395,296.80

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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.