Home / 3,990,068.66-5,985,944.76-1,294,184.54

Finding the Fourth Proportional to 3,990,068.66, 5,985,944.76 and 1,294,184.54

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Solution

The fourth proportional to 3,990,068.66, 5,985,944.76 and 1,294,184.54 is: 1,941,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,068.66 : 5,985,944.76 = 1,294,184.54 : x
  2. Step 2: Convert to fraction form
    3,990,068.66/5,985,944.76 = 1,294,184.54/x
  3. Step 3: Cross multiply
    3,990,068.66x = 5,985,944.76 × 1,294,184.54
  4. Step 4: Simplify right side
    3,990,068.66x = 7,746,917,165,686.01
  5. Step 5: Solve for x
    x = 7,746,917,165,686.01/3,990,068.66
  6. Step 6: Final answer
    x = 1,941,549.84

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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.