Home / 5,120,169.16-7,680,548.46-1,925,323

Finding the Fourth Proportional to 5,120,169.16, 7,680,548.46 and 1,925,323

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Solution

The fourth proportional to 5,120,169.16, 7,680,548.46 and 1,925,323 is: 2,888,095.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,169.16 : 7,680,548.46 = 1,925,323 : x
  2. Step 2: Convert to fraction form
    5,120,169.16/7,680,548.46 = 1,925,323/x
  3. Step 3: Cross multiply
    5,120,169.16x = 7,680,548.46 × 1,925,323
  4. Step 4: Simplify right side
    5,120,169.16x = 14,787,536,602,652.58
  5. Step 5: Solve for x
    x = 14,787,536,602,652.58/5,120,169.16
  6. Step 6: Final answer
    x = 2,888,095.32

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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.