Home / 1,229,048.58-1,843,572.90-387,665.94

Finding the Fourth Proportional to 1,229,048.58, 1,843,572.90 and 387,665.94

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Solution

The fourth proportional to 1,229,048.58, 1,843,572.90 and 387,665.94 is: 581,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,048.58 : 1,843,572.90 = 387,665.94 : x
  2. Step 2: Convert to fraction form
    1,229,048.58/1,843,572.90 = 387,665.94/x
  3. Step 3: Cross multiply
    1,229,048.58x = 1,843,572.90 × 387,665.94
  4. Step 4: Simplify right side
    1,229,048.58x = 714,690,421,237.03
  5. Step 5: Solve for x
    x = 714,690,421,237.03/1,229,048.58
  6. Step 6: Final answer
    x = 581,498.92

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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.