Home / 1,094,358.96-1,642,116.28-776,564.40

Finding the Fourth Proportional to 1,094,358.96, 1,642,116.28 and 776,564.40

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Solution

The fourth proportional to 1,094,358.96, 1,642,116.28 and 776,564.40 is: 1,165,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,358.96 : 1,642,116.28 = 776,564.40 : x
  2. Step 2: Convert to fraction form
    1,094,358.96/1,642,116.28 = 776,564.40/x
  3. Step 3: Cross multiply
    1,094,358.96x = 1,642,116.28 × 776,564.40
  4. Step 4: Simplify right side
    1,094,358.96x = 1,275,209,043,708.43
  5. Step 5: Solve for x
    x = 1,275,209,043,708.43/1,094,358.96
  6. Step 6: Final answer
    x = 1,165,256.64

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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.