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Finding the Fourth Proportional to 2,100,566.04, 2,898,792.94 and 1,195,148.04

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Solution

The fourth proportional to 2,100,566.04, 2,898,792.94 and 1,195,148.04 is: 1,649,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,566.04 : 2,898,792.94 = 1,195,148.04 : x
  2. Step 2: Convert to fraction form
    2,100,566.04/2,898,792.94 = 1,195,148.04/x
  3. Step 3: Cross multiply
    2,100,566.04x = 2,898,792.94 × 1,195,148.04
  4. Step 4: Simplify right side
    2,100,566.04x = 3,464,486,700,606.84
  5. Step 5: Solve for x
    x = 3,464,486,700,606.84/2,100,566.04
  6. Step 6: Final answer
    x = 1,649,311.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.