Home / 1,680,631.68-2,519,766.54-615,535.32

Finding the Fourth Proportional to 1,680,631.68, 2,519,766.54 and 615,535.32

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Solution

The fourth proportional to 1,680,631.68, 2,519,766.54 and 615,535.32 is: 922,870.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,631.68 : 2,519,766.54 = 615,535.32 : x
  2. Step 2: Convert to fraction form
    1,680,631.68/2,519,766.54 = 615,535.32/x
  3. Step 3: Cross multiply
    1,680,631.68x = 2,519,766.54 × 615,535.32
  4. Step 4: Simplify right side
    1,680,631.68x = 1,551,005,303,524.19
  5. Step 5: Solve for x
    x = 1,551,005,303,524.19/1,680,631.68
  6. Step 6: Final answer
    x = 922,870.44

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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.