Home / 875,795.70-1,313,693.55-745,158.90

Finding the Fourth Proportional to 875,795.70, 1,313,693.55 and 745,158.90

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Solution

The fourth proportional to 875,795.70, 1,313,693.55 and 745,158.90 is: 1,117,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,795.70 : 1,313,693.55 = 745,158.90 : x
  2. Step 2: Convert to fraction form
    875,795.70/1,313,693.55 = 745,158.90/x
  3. Step 3: Cross multiply
    875,795.70x = 1,313,693.55 × 745,158.90
  4. Step 4: Simplify right side
    875,795.70x = 978,910,440,655.10
  5. Step 5: Solve for x
    x = 978,910,440,655.10/875,795.70
  6. Step 6: Final answer
    x = 1,117,738.35

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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.