Home / 2,090,341.07-3,135,823.25-742,390.45

Finding the Fourth Proportional to 2,090,341.07, 3,135,823.25 and 742,390.45

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Solution

The fourth proportional to 2,090,341.07, 3,135,823.25 and 742,390.45 is: 1,113,696.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,341.07 : 3,135,823.25 = 742,390.45 : x
  2. Step 2: Convert to fraction form
    2,090,341.07/3,135,823.25 = 742,390.45/x
  3. Step 3: Cross multiply
    2,090,341.07x = 3,135,823.25 × 742,390.45
  4. Step 4: Simplify right side
    2,090,341.07x = 2,328,005,233,687.96
  5. Step 5: Solve for x
    x = 2,328,005,233,687.96/2,090,341.07
  6. Step 6: Final answer
    x = 1,113,696.36

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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.