Home / 1,145,013.53-1,580,056.94-635,683.10

Finding the Fourth Proportional to 1,145,013.53, 1,580,056.94 and 635,683.10

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Solution

The fourth proportional to 1,145,013.53, 1,580,056.94 and 635,683.10 is: 877,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,013.53 : 1,580,056.94 = 635,683.10 : x
  2. Step 2: Convert to fraction form
    1,145,013.53/1,580,056.94 = 635,683.10/x
  3. Step 3: Cross multiply
    1,145,013.53x = 1,580,056.94 × 635,683.10
  4. Step 4: Simplify right side
    1,145,013.53x = 1,004,415,487,484.64
  5. Step 5: Solve for x
    x = 1,004,415,487,484.64/1,145,013.53
  6. Step 6: Final answer
    x = 877,208.40

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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.