Home / 1,584,647.12-2,377,009.56-519,646.16

Finding the Fourth Proportional to 1,584,647.12, 2,377,009.56 and 519,646.16

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Solution

The fourth proportional to 1,584,647.12, 2,377,009.56 and 519,646.16 is: 779,481.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,647.12 : 2,377,009.56 = 519,646.16 : x
  2. Step 2: Convert to fraction form
    1,584,647.12/2,377,009.56 = 519,646.16/x
  3. Step 3: Cross multiply
    1,584,647.12x = 2,377,009.56 × 519,646.16
  4. Step 4: Simplify right side
    1,584,647.12x = 1,235,203,890,137.29
  5. Step 5: Solve for x
    x = 1,235,203,890,137.29/1,584,647.12
  6. Step 6: Final answer
    x = 779,481.99

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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.