Home / 897,713.96-1,352,567.84-812,439.32

Finding the Fourth Proportional to 897,713.96, 1,352,567.84 and 812,439.32

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Solution

The fourth proportional to 897,713.96, 1,352,567.84 and 812,439.32 is: 1,224,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,713.96 : 1,352,567.84 = 812,439.32 : x
  2. Step 2: Convert to fraction form
    897,713.96/1,352,567.84 = 812,439.32/x
  3. Step 3: Cross multiply
    897,713.96x = 1,352,567.84 × 812,439.32
  4. Step 4: Simplify right side
    897,713.96x = 1,098,879,285,358.43
  5. Step 5: Solve for x
    x = 1,098,879,285,358.43/897,713.96
  6. Step 6: Final answer
    x = 1,224,086.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.