Home / 1,147,810.60-1,720,938.30-586,383.40

Finding the Fourth Proportional to 1,147,810.60, 1,720,938.30 and 586,383.40

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Solution

The fourth proportional to 1,147,810.60, 1,720,938.30 and 586,383.40 is: 879,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,810.60 : 1,720,938.30 = 586,383.40 : x
  2. Step 2: Convert to fraction form
    1,147,810.60/1,720,938.30 = 586,383.40/x
  3. Step 3: Cross multiply
    1,147,810.60x = 1,720,938.30 × 586,383.40
  4. Step 4: Simplify right side
    1,147,810.60x = 1,009,129,651,544.22
  5. Step 5: Solve for x
    x = 1,009,129,651,544.22/1,147,810.60
  6. Step 6: Final answer
    x = 879,177.85

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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.