Home / 4,860,428.90-7,290,643.35-4,080,982.10

Finding the Fourth Proportional to 4,860,428.90, 7,290,643.35 and 4,080,982.10

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Solution

The fourth proportional to 4,860,428.90, 7,290,643.35 and 4,080,982.10 is: 6,121,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,428.90 : 7,290,643.35 = 4,080,982.10 : x
  2. Step 2: Convert to fraction form
    4,860,428.90/7,290,643.35 = 4,080,982.10/x
  3. Step 3: Cross multiply
    4,860,428.90x = 7,290,643.35 × 4,080,982.10
  4. Step 4: Simplify right side
    4,860,428.90x = 29,752,985,008,834.04
  5. Step 5: Solve for x
    x = 29,752,985,008,834.04/4,860,428.90
  6. Step 6: Final answer
    x = 6,121,473.15

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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.