Home / 4,991,992.89-7,492,238.27-1,961,477.93

Finding the Fourth Proportional to 4,991,992.89, 7,492,238.27 and 1,961,477.93

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Solution

The fourth proportional to 4,991,992.89, 7,492,238.27 and 1,961,477.93 is: 2,943,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,992.89 : 7,492,238.27 = 1,961,477.93 : x
  2. Step 2: Convert to fraction form
    4,991,992.89/7,492,238.27 = 1,961,477.93/x
  3. Step 3: Cross multiply
    4,991,992.89x = 7,492,238.27 × 1,961,477.93
  4. Step 4: Simplify right side
    4,991,992.89x = 14,695,859,987,041.29
  5. Step 5: Solve for x
    x = 14,695,859,987,041.29/4,991,992.89
  6. Step 6: Final answer
    x = 2,943,886.40

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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.