Home / 4,854,990-6,699,853.21-2,679,533.11

Finding the Fourth Proportional to 4,854,990, 6,699,853.21 and 2,679,533.11

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Solution

The fourth proportional to 4,854,990, 6,699,853.21 and 2,679,533.11 is: 3,697,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854,990 : 6,699,853.21 = 2,679,533.11 : x
  2. Step 2: Convert to fraction form
    4,854,990/6,699,853.21 = 2,679,533.11/x
  3. Step 3: Cross multiply
    4,854,990x = 6,699,853.21 × 2,679,533.11
  4. Step 4: Simplify right side
    4,854,990x = 17,952,478,508,334.78
  5. Step 5: Solve for x
    x = 17,952,478,508,334.78/4,854,990
  6. Step 6: Final answer
    x = 3,697,737.48

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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.