Home / 1,698,995.14-2,548,887.19-561,688.72

Finding the Fourth Proportional to 1,698,995.14, 2,548,887.19 and 561,688.72

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Solution

The fourth proportional to 1,698,995.14, 2,548,887.19 and 561,688.72 is: 842,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,995.14 : 2,548,887.19 = 561,688.72 : x
  2. Step 2: Convert to fraction form
    1,698,995.14/2,548,887.19 = 561,688.72/x
  3. Step 3: Cross multiply
    1,698,995.14x = 2,548,887.19 × 561,688.72
  4. Step 4: Simplify right side
    1,698,995.14x = 1,431,681,175,399.06
  5. Step 5: Solve for x
    x = 1,431,681,175,399.06/1,698,995.14
  6. Step 6: Final answer
    x = 842,663.49

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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.