Home / 3,280,209.32-4,916,020.16-1,762,117.86

Finding the Fourth Proportional to 3,280,209.32, 4,916,020.16 and 1,762,117.86

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Solution

The fourth proportional to 3,280,209.32, 4,916,020.16 and 1,762,117.86 is: 2,640,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,209.32 : 4,916,020.16 = 1,762,117.86 : x
  2. Step 2: Convert to fraction form
    3,280,209.32/4,916,020.16 = 1,762,117.86/x
  3. Step 3: Cross multiply
    3,280,209.32x = 4,916,020.16 × 1,762,117.86
  4. Step 4: Simplify right side
    3,280,209.32x = 8,662,606,924,056.06
  5. Step 5: Solve for x
    x = 8,662,606,924,056.06/3,280,209.32
  6. Step 6: Final answer
    x = 2,640,870.16

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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.