Home / 1,147,167.64-1,583,081.52-637,865.56

Finding the Fourth Proportional to 1,147,167.64, 1,583,081.52 and 637,865.56

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Solution

The fourth proportional to 1,147,167.64, 1,583,081.52 and 637,865.56 is: 880,249.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,167.64 : 1,583,081.52 = 637,865.56 : x
  2. Step 2: Convert to fraction form
    1,147,167.64/1,583,081.52 = 637,865.56/x
  3. Step 3: Cross multiply
    1,147,167.64x = 1,583,081.52 × 637,865.56
  4. Step 4: Simplify right side
    1,147,167.64x = 1,009,793,180,280.45
  5. Step 5: Solve for x
    x = 1,009,793,180,280.45/1,147,167.64
  6. Step 6: Final answer
    x = 880,249.01

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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.