Home / 1,006,459.41-1,388,927.67-547,579.47

Finding the Fourth Proportional to 1,006,459.41, 1,388,927.67 and 547,579.47

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Solution

The fourth proportional to 1,006,459.41, 1,388,927.67 and 547,579.47 is: 755,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,459.41 : 1,388,927.67 = 547,579.47 : x
  2. Step 2: Convert to fraction form
    1,006,459.41/1,388,927.67 = 547,579.47/x
  3. Step 3: Cross multiply
    1,006,459.41x = 1,388,927.67 × 547,579.47
  4. Step 4: Simplify right side
    1,006,459.41x = 760,548,269,612.97
  5. Step 5: Solve for x
    x = 760,548,269,612.97/1,006,459.41
  6. Step 6: Final answer
    x = 755,667.10

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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.