Home / 2,897,647.20-4,349,331.36-2,175,477.12

Finding the Fourth Proportional to 2,897,647.20, 4,349,331.36 and 2,175,477.12

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Solution

The fourth proportional to 2,897,647.20, 4,349,331.36 and 2,175,477.12 is: 3,265,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,647.20 : 4,349,331.36 = 2,175,477.12 : x
  2. Step 2: Convert to fraction form
    2,897,647.20/4,349,331.36 = 2,175,477.12/x
  3. Step 3: Cross multiply
    2,897,647.20x = 4,349,331.36 × 2,175,477.12
  4. Step 4: Simplify right side
    2,897,647.20x = 9,461,870,860,978.49
  5. Step 5: Solve for x
    x = 9,461,870,860,978.49/2,897,647.20
  6. Step 6: Final answer
    x = 3,265,363.31

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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.