Home / 1,073,999.70-1,482,111.81-615,215.70

Finding the Fourth Proportional to 1,073,999.70, 1,482,111.81 and 615,215.70

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Solution

The fourth proportional to 1,073,999.70, 1,482,111.81 and 615,215.70 is: 848,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,999.70 : 1,482,111.81 = 615,215.70 : x
  2. Step 2: Convert to fraction form
    1,073,999.70/1,482,111.81 = 615,215.70/x
  3. Step 3: Cross multiply
    1,073,999.70x = 1,482,111.81 × 615,215.70
  4. Step 4: Simplify right side
    1,073,999.70x = 911,818,454,667.42
  5. Step 5: Solve for x
    x = 911,818,454,667.42/1,073,999.70
  6. Step 6: Final answer
    x = 848,993.21

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1.5x scale

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.