Home / 1,006,089.89-1,388,403.05-576,371.72

Finding the Fourth Proportional to 1,006,089.89, 1,388,403.05 and 576,371.72

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Solution

The fourth proportional to 1,006,089.89, 1,388,403.05 and 576,371.72 is: 795,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,089.89 : 1,388,403.05 = 576,371.72 : x
  2. Step 2: Convert to fraction form
    1,006,089.89/1,388,403.05 = 576,371.72/x
  3. Step 3: Cross multiply
    1,006,089.89x = 1,388,403.05 × 576,371.72
  4. Step 4: Simplify right side
    1,006,089.89x = 800,236,254,570.90
  5. Step 5: Solve for x
    x = 800,236,254,570.90/1,006,089.89
  6. Step 6: Final answer
    x = 795,392.41

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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.