Home / 1,165,690.76-1,748,455.86-716,480.96

Finding the Fourth Proportional to 1,165,690.76, 1,748,455.86 and 716,480.96

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Solution

The fourth proportional to 1,165,690.76, 1,748,455.86 and 716,480.96 is: 1,074,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,690.76 : 1,748,455.86 = 716,480.96 : x
  2. Step 2: Convert to fraction form
    1,165,690.76/1,748,455.86 = 716,480.96/x
  3. Step 3: Cross multiply
    1,165,690.76x = 1,748,455.86 × 716,480.96
  4. Step 4: Simplify right side
    1,165,690.76x = 1,252,735,333,090.43
  5. Step 5: Solve for x
    x = 1,252,735,333,090.43/1,165,690.76
  6. Step 6: Final answer
    x = 1,074,672.10

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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.