Home / 1,275,546.30-1,913,525.73-377,078.10

Finding the Fourth Proportional to 1,275,546.30, 1,913,525.73 and 377,078.10

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Solution

The fourth proportional to 1,275,546.30, 1,913,525.73 and 377,078.10 is: 565,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,546.30 : 1,913,525.73 = 377,078.10 : x
  2. Step 2: Convert to fraction form
    1,275,546.30/1,913,525.73 = 377,078.10/x
  3. Step 3: Cross multiply
    1,275,546.30x = 1,913,525.73 × 377,078.10
  4. Step 4: Simplify right side
    1,275,546.30x = 721,548,646,569.51
  5. Step 5: Solve for x
    x = 721,548,646,569.51/1,275,546.30
  6. Step 6: Final answer
    x = 565,678.13

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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.