Home / 3,015,045.90-4,521,256.65-992,508.30

Finding the Fourth Proportional to 3,015,045.90, 4,521,256.65 and 992,508.30

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Solution

The fourth proportional to 3,015,045.90, 4,521,256.65 and 992,508.30 is: 1,488,330.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,045.90 : 4,521,256.65 = 992,508.30 : x
  2. Step 2: Convert to fraction form
    3,015,045.90/4,521,256.65 = 992,508.30/x
  3. Step 3: Cross multiply
    3,015,045.90x = 4,521,256.65 × 992,508.30
  4. Step 4: Simplify right side
    3,015,045.90x = 4,487,384,751,555.20
  5. Step 5: Solve for x
    x = 4,487,384,751,555.20/3,015,045.90
  6. Step 6: Final answer
    x = 1,488,330.49

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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.