Home / 1,118,564.22-1,677,673.14-613,374.48

Finding the Fourth Proportional to 1,118,564.22, 1,677,673.14 and 613,374.48

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Solution

The fourth proportional to 1,118,564.22, 1,677,673.14 and 613,374.48 is: 919,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,564.22 : 1,677,673.14 = 613,374.48 : x
  2. Step 2: Convert to fraction form
    1,118,564.22/1,677,673.14 = 613,374.48/x
  3. Step 3: Cross multiply
    1,118,564.22x = 1,677,673.14 × 613,374.48
  4. Step 4: Simplify right side
    1,118,564.22x = 1,029,041,889,857.47
  5. Step 5: Solve for x
    x = 1,029,041,889,857.47/1,118,564.22
  6. Step 6: Final answer
    x = 919,966.75

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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.