Home / 1,160,035.08-1,739,821.08-391,457.68

Finding the Fourth Proportional to 1,160,035.08, 1,739,821.08 and 391,457.68

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Solution

The fourth proportional to 1,160,035.08, 1,739,821.08 and 391,457.68 is: 587,108.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,035.08 : 1,739,821.08 = 391,457.68 : x
  2. Step 2: Convert to fraction form
    1,160,035.08/1,739,821.08 = 391,457.68/x
  3. Step 3: Cross multiply
    1,160,035.08x = 1,739,821.08 × 391,457.68
  4. Step 4: Simplify right side
    1,160,035.08x = 681,066,323,591.89
  5. Step 5: Solve for x
    x = 681,066,323,591.89/1,160,035.08
  6. Step 6: Final answer
    x = 587,108.39

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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.