Home / 4,621,024.80-6,932,000.40-1,587,991.20

Finding the Fourth Proportional to 4,621,024.80, 6,932,000.40 and 1,587,991.20

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Solution

The fourth proportional to 4,621,024.80, 6,932,000.40 and 1,587,991.20 is: 2,382,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621,024.80 : 6,932,000.40 = 1,587,991.20 : x
  2. Step 2: Convert to fraction form
    4,621,024.80/6,932,000.40 = 1,587,991.20/x
  3. Step 3: Cross multiply
    4,621,024.80x = 6,932,000.40 × 1,587,991.20
  4. Step 4: Simplify right side
    4,621,024.80x = 11,007,955,633,596.48
  5. Step 5: Solve for x
    x = 11,007,955,633,596.48/4,621,024.80
  6. Step 6: Final answer
    x = 2,382,145.98

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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.