Home / 1,362,952.31-1,879,598.45-1,077,155.15

Finding the Fourth Proportional to 1,362,952.31, 1,879,598.45 and 1,077,155.15

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Solution

The fourth proportional to 1,362,952.31, 1,879,598.45 and 1,077,155.15 is: 1,485,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,952.31 : 1,879,598.45 = 1,077,155.15 : x
  2. Step 2: Convert to fraction form
    1,362,952.31/1,879,598.45 = 1,077,155.15/x
  3. Step 3: Cross multiply
    1,362,952.31x = 1,879,598.45 × 1,077,155.15
  4. Step 4: Simplify right side
    1,362,952.31x = 2,024,619,143,644.41
  5. Step 5: Solve for x
    x = 2,024,619,143,644.41/1,362,952.31
  6. Step 6: Final answer
    x = 1,485,465.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.