Home / 1,580,184.64-2,180,639.04-855,016.48

Finding the Fourth Proportional to 1,580,184.64, 2,180,639.04 and 855,016.48

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Solution

The fourth proportional to 1,580,184.64, 2,180,639.04 and 855,016.48 is: 1,179,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,184.64 : 2,180,639.04 = 855,016.48 : x
  2. Step 2: Convert to fraction form
    1,580,184.64/2,180,639.04 = 855,016.48/x
  3. Step 3: Cross multiply
    1,580,184.64x = 2,180,639.04 × 855,016.48
  4. Step 4: Simplify right side
    1,580,184.64x = 1,864,482,316,131.38
  5. Step 5: Solve for x
    x = 1,864,482,316,131.38/1,580,184.64
  6. Step 6: Final answer
    x = 1,179,914.21

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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.