Home / 1,451,209.56-2,176,973.10-492,357.48

Finding the Fourth Proportional to 1,451,209.56, 2,176,973.10 and 492,357.48

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Solution

The fourth proportional to 1,451,209.56, 2,176,973.10 and 492,357.48 is: 738,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,209.56 : 2,176,973.10 = 492,357.48 : x
  2. Step 2: Convert to fraction form
    1,451,209.56/2,176,973.10 = 492,357.48/x
  3. Step 3: Cross multiply
    1,451,209.56x = 2,176,973.10 × 492,357.48
  4. Step 4: Simplify right side
    1,451,209.56x = 1,071,848,989,543.79
  5. Step 5: Solve for x
    x = 1,071,848,989,543.79/1,451,209.56
  6. Step 6: Final answer
    x = 738,590.08

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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.