Home / 1,363,253.28-1,881,297-790,632.96

Finding the Fourth Proportional to 1,363,253.28, 1,881,297 and 790,632.96

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Solution

The fourth proportional to 1,363,253.28, 1,881,297 and 790,632.96 is: 1,091,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,253.28 : 1,881,297 = 790,632.96 : x
  2. Step 2: Convert to fraction form
    1,363,253.28/1,881,297 = 790,632.96/x
  3. Step 3: Cross multiply
    1,363,253.28x = 1,881,297 × 790,632.96
  4. Step 4: Simplify right side
    1,363,253.28x = 1,487,415,415,749.12
  5. Step 5: Solve for x
    x = 1,487,415,415,749.12/1,363,253.28
  6. Step 6: Final answer
    x = 1,091,077.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.