Home / 1,362,019.12-1,879,585.32-750,176.08

Finding the Fourth Proportional to 1,362,019.12, 1,879,585.32 and 750,176.08

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Solution

The fourth proportional to 1,362,019.12, 1,879,585.32 and 750,176.08 is: 1,035,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,019.12 : 1,879,585.32 = 750,176.08 : x
  2. Step 2: Convert to fraction form
    1,362,019.12/1,879,585.32 = 750,176.08/x
  3. Step 3: Cross multiply
    1,362,019.12x = 1,879,585.32 × 750,176.08
  4. Step 4: Simplify right side
    1,362,019.12x = 1,410,019,947,383.15
  5. Step 5: Solve for x
    x = 1,410,019,947,383.15/1,362,019.12
  6. Step 6: Final answer
    x = 1,035,242.40

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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.