Home / 1,681,069.48-2,319,864.66-955,917.22

Finding the Fourth Proportional to 1,681,069.48, 2,319,864.66 and 955,917.22

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Solution

The fourth proportional to 1,681,069.48, 2,319,864.66 and 955,917.22 is: 1,319,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,069.48 : 2,319,864.66 = 955,917.22 : x
  2. Step 2: Convert to fraction form
    1,681,069.48/2,319,864.66 = 955,917.22/x
  3. Step 3: Cross multiply
    1,681,069.48x = 2,319,864.66 × 955,917.22
  4. Step 4: Simplify right side
    1,681,069.48x = 2,217,598,576,563.45
  5. Step 5: Solve for x
    x = 2,217,598,576,563.45/1,681,069.48
  6. Step 6: Final answer
    x = 1,319,159.38

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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.