Home / 4,658,166.72-6,428,395.68-2,621,048.64

Finding the Fourth Proportional to 4,658,166.72, 6,428,395.68 and 2,621,048.64

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Solution

The fourth proportional to 4,658,166.72, 6,428,395.68 and 2,621,048.64 is: 3,617,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,166.72 : 6,428,395.68 = 2,621,048.64 : x
  2. Step 2: Convert to fraction form
    4,658,166.72/6,428,395.68 = 2,621,048.64/x
  3. Step 3: Cross multiply
    4,658,166.72x = 6,428,395.68 × 2,621,048.64
  4. Step 4: Simplify right side
    4,658,166.72x = 16,849,137,754,445.88
  5. Step 5: Solve for x
    x = 16,849,137,754,445.88/4,658,166.72
  6. Step 6: Final answer
    x = 3,617,117.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.