Home / 1,038,202.32-1,432,619.64-630,527.28

Finding the Fourth Proportional to 1,038,202.32, 1,432,619.64 and 630,527.28

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Solution

The fourth proportional to 1,038,202.32, 1,432,619.64 and 630,527.28 is: 870,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,202.32 : 1,432,619.64 = 630,527.28 : x
  2. Step 2: Convert to fraction form
    1,038,202.32/1,432,619.64 = 630,527.28/x
  3. Step 3: Cross multiply
    1,038,202.32x = 1,432,619.64 × 630,527.28
  4. Step 4: Simplify right side
    1,038,202.32x = 903,305,764,883.78
  5. Step 5: Solve for x
    x = 903,305,764,883.78/1,038,202.32
  6. Step 6: Final answer
    x = 870,067.18

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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.