Home / 1,477,516.66-2,038,885.26-857,273.88

Finding the Fourth Proportional to 1,477,516.66, 2,038,885.26 and 857,273.88

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Solution

The fourth proportional to 1,477,516.66, 2,038,885.26 and 857,273.88 is: 1,182,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,516.66 : 2,038,885.26 = 857,273.88 : x
  2. Step 2: Convert to fraction form
    1,477,516.66/2,038,885.26 = 857,273.88/x
  3. Step 3: Cross multiply
    1,477,516.66x = 2,038,885.26 × 857,273.88
  4. Step 4: Simplify right side
    1,477,516.66x = 1,747,883,077,715.01
  5. Step 5: Solve for x
    x = 1,747,883,077,715.01/1,477,516.66
  6. Step 6: Final answer
    x = 1,182,987.05

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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.