Home / 1,573,852.32-2,171,922.96-858,475.68

Finding the Fourth Proportional to 1,573,852.32, 2,171,922.96 and 858,475.68

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Solution

The fourth proportional to 1,573,852.32, 2,171,922.96 and 858,475.68 is: 1,184,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,852.32 : 2,171,922.96 = 858,475.68 : x
  2. Step 2: Convert to fraction form
    1,573,852.32/2,171,922.96 = 858,475.68/x
  3. Step 3: Cross multiply
    1,573,852.32x = 2,171,922.96 × 858,475.68
  4. Step 4: Simplify right side
    1,573,852.32x = 1,864,543,039,993.61
  5. Step 5: Solve for x
    x = 1,864,543,039,993.61/1,573,852.32
  6. Step 6: Final answer
    x = 1,184,700.12

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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.