Home / 1,994,614.40-2,991,921.45-498,706.40

Finding the Fourth Proportional to 1,994,614.40, 2,991,921.45 and 498,706.40

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Solution

The fourth proportional to 1,994,614.40, 2,991,921.45 and 498,706.40 is: 748,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,614.40 : 2,991,921.45 = 498,706.40 : x
  2. Step 2: Convert to fraction form
    1,994,614.40/2,991,921.45 = 498,706.40/x
  3. Step 3: Cross multiply
    1,994,614.40x = 2,991,921.45 × 498,706.40
  4. Step 4: Simplify right side
    1,994,614.40x = 1,492,090,375,412.28
  5. Step 5: Solve for x
    x = 1,492,090,375,412.28/1,994,614.40
  6. Step 6: Final answer
    x = 748,059.56

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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.