Home / 3,435,176.64-5,152,764.96-911,028.72

Finding the Fourth Proportional to 3,435,176.64, 5,152,764.96 and 911,028.72

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Solution

The fourth proportional to 3,435,176.64, 5,152,764.96 and 911,028.72 is: 1,366,543.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,176.64 : 5,152,764.96 = 911,028.72 : x
  2. Step 2: Convert to fraction form
    3,435,176.64/5,152,764.96 = 911,028.72/x
  3. Step 3: Cross multiply
    3,435,176.64x = 5,152,764.96 × 911,028.72
  4. Step 4: Simplify right side
    3,435,176.64x = 4,694,316,865,969.65
  5. Step 5: Solve for x
    x = 4,694,316,865,969.65/3,435,176.64
  6. Step 6: Final answer
    x = 1,366,543.08

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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.