Home / 1,000,341.51-1,380,471.30-547,632.51

Finding the Fourth Proportional to 1,000,341.51, 1,380,471.30 and 547,632.51

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Solution

The fourth proportional to 1,000,341.51, 1,380,471.30 and 547,632.51 is: 755,732.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,341.51 : 1,380,471.30 = 547,632.51 : x
  2. Step 2: Convert to fraction form
    1,000,341.51/1,380,471.30 = 547,632.51/x
  3. Step 3: Cross multiply
    1,000,341.51x = 1,380,471.30 × 547,632.51
  4. Step 4: Simplify right side
    1,000,341.51x = 755,990,963,001.96
  5. Step 5: Solve for x
    x = 755,990,963,001.96/1,000,341.51
  6. Step 6: Final answer
    x = 755,732.87

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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.