Home / 1,578,875.25-2,368,605.03-499,659.42

Finding the Fourth Proportional to 1,578,875.25, 2,368,605.03 and 499,659.42

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Solution

The fourth proportional to 1,578,875.25, 2,368,605.03 and 499,659.42 is: 749,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,875.25 : 2,368,605.03 = 499,659.42 : x
  2. Step 2: Convert to fraction form
    1,578,875.25/2,368,605.03 = 499,659.42/x
  3. Step 3: Cross multiply
    1,578,875.25x = 2,368,605.03 × 499,659.42
  4. Step 4: Simplify right side
    1,578,875.25x = 1,183,495,815,498.88
  5. Step 5: Solve for x
    x = 1,183,495,815,498.88/1,578,875.25
  6. Step 6: Final answer
    x = 749,581.59

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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.