Home / 2,490,305.49-3,727,020.65-1,531,368.32

Finding the Fourth Proportional to 2,490,305.49, 3,727,020.65 and 1,531,368.32

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Solution

The fourth proportional to 2,490,305.49, 3,727,020.65 and 1,531,368.32 is: 2,291,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,305.49 : 3,727,020.65 = 1,531,368.32 : x
  2. Step 2: Convert to fraction form
    2,490,305.49/3,727,020.65 = 1,531,368.32/x
  3. Step 3: Cross multiply
    2,490,305.49x = 3,727,020.65 × 1,531,368.32
  4. Step 4: Simplify right side
    2,490,305.49x = 5,707,441,325,103.86
  5. Step 5: Solve for x
    x = 5,707,441,325,103.86/2,490,305.49
  6. Step 6: Final answer
    x = 2,291,863.93

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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.