Home / 1,851,902.40-2,778,007.20-589,694.40

Finding the Fourth Proportional to 1,851,902.40, 2,778,007.20 and 589,694.40

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Solution

The fourth proportional to 1,851,902.40, 2,778,007.20 and 589,694.40 is: 884,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,902.40 : 2,778,007.20 = 589,694.40 : x
  2. Step 2: Convert to fraction form
    1,851,902.40/2,778,007.20 = 589,694.40/x
  3. Step 3: Cross multiply
    1,851,902.40x = 2,778,007.20 × 589,694.40
  4. Step 4: Simplify right side
    1,851,902.40x = 1,638,175,288,999.68
  5. Step 5: Solve for x
    x = 1,638,175,288,999.68/1,851,902.40
  6. Step 6: Final answer
    x = 884,590.51

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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.