Home / 1,157,673.60-1,736,769.60-447,638.40

Finding the Fourth Proportional to 1,157,673.60, 1,736,769.60 and 447,638.40

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Solution

The fourth proportional to 1,157,673.60, 1,736,769.60 and 447,638.40 is: 671,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,673.60 : 1,736,769.60 = 447,638.40 : x
  2. Step 2: Convert to fraction form
    1,157,673.60/1,736,769.60 = 447,638.40/x
  3. Step 3: Cross multiply
    1,157,673.60x = 1,736,769.60 × 447,638.40
  4. Step 4: Simplify right side
    1,157,673.60x = 777,444,764,912.64
  5. Step 5: Solve for x
    x = 777,444,764,912.64/1,157,673.60
  6. Step 6: Final answer
    x = 671,557.83

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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.