Home / 1,077,144.72-1,486,459.80-624,698.16

Finding the Fourth Proportional to 1,077,144.72, 1,486,459.80 and 624,698.16

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Solution

The fourth proportional to 1,077,144.72, 1,486,459.80 and 624,698.16 is: 862,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,144.72 : 1,486,459.80 = 624,698.16 : x
  2. Step 2: Convert to fraction form
    1,077,144.72/1,486,459.80 = 624,698.16/x
  3. Step 3: Cross multiply
    1,077,144.72x = 1,486,459.80 × 624,698.16
  4. Step 4: Simplify right side
    1,077,144.72x = 928,588,701,973.97
  5. Step 5: Solve for x
    x = 928,588,701,973.97/1,077,144.72
  6. Step 6: Final answer
    x = 862,083.51

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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.