Home / 1,719,176.88-2,578,762.56-457,004.64

Finding the Fourth Proportional to 1,719,176.88, 2,578,762.56 and 457,004.64

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Solution

The fourth proportional to 1,719,176.88, 2,578,762.56 and 457,004.64 is: 685,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,176.88 : 2,578,762.56 = 457,004.64 : x
  2. Step 2: Convert to fraction form
    1,719,176.88/2,578,762.56 = 457,004.64/x
  3. Step 3: Cross multiply
    1,719,176.88x = 2,578,762.56 × 457,004.64
  4. Step 4: Simplify right side
    1,719,176.88x = 1,178,506,455,378.28
  5. Step 5: Solve for x
    x = 1,178,506,455,378.28/1,719,176.88
  6. Step 6: Final answer
    x = 685,506.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.