Home / 1,996,703.31-2,995,054.95-480,386.22

Finding the Fourth Proportional to 1,996,703.31, 2,995,054.95 and 480,386.22

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Solution

The fourth proportional to 1,996,703.31, 2,995,054.95 and 480,386.22 is: 720,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,703.31 : 2,995,054.95 = 480,386.22 : x
  2. Step 2: Convert to fraction form
    1,996,703.31/2,995,054.95 = 480,386.22/x
  3. Step 3: Cross multiply
    1,996,703.31x = 2,995,054.95 × 480,386.22
  4. Step 4: Simplify right side
    1,996,703.31x = 1,438,783,126,122.79
  5. Step 5: Solve for x
    x = 1,438,783,126,122.79/1,996,703.31
  6. Step 6: Final answer
    x = 720,579.33

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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.