Home / 767,847.70-1,151,771.55-710,110.90

Finding the Fourth Proportional to 767,847.70, 1,151,771.55 and 710,110.90

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Solution

The fourth proportional to 767,847.70, 1,151,771.55 and 710,110.90 is: 1,065,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,847.70 : 1,151,771.55 = 710,110.90 : x
  2. Step 2: Convert to fraction form
    767,847.70/1,151,771.55 = 710,110.90/x
  3. Step 3: Cross multiply
    767,847.70x = 1,151,771.55 × 710,110.90
  4. Step 4: Simplify right side
    767,847.70x = 817,885,531,964.90
  5. Step 5: Solve for x
    x = 817,885,531,964.90/767,847.70
  6. Step 6: Final answer
    x = 1,065,166.35

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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.