Home / 3,847,180.65-5,772,360.64-1,687,088.04

Finding the Fourth Proportional to 3,847,180.65, 5,772,360.64 and 1,687,088.04

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Solution

The fourth proportional to 3,847,180.65, 5,772,360.64 and 1,687,088.04 is: 2,531,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,180.65 : 5,772,360.64 = 1,687,088.04 : x
  2. Step 2: Convert to fraction form
    3,847,180.65/5,772,360.64 = 1,687,088.04/x
  3. Step 3: Cross multiply
    3,847,180.65x = 5,772,360.64 × 1,687,088.04
  4. Step 4: Simplify right side
    3,847,180.65x = 9,738,480,569,448.94
  5. Step 5: Solve for x
    x = 9,738,480,569,448.94/3,847,180.65
  6. Step 6: Final answer
    x = 2,531,329.16

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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.