Home / 4,420,501.49-6,630,753.76-1,988,814.80

Finding the Fourth Proportional to 4,420,501.49, 6,630,753.76 and 1,988,814.80

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Solution

The fourth proportional to 4,420,501.49, 6,630,753.76 and 1,988,814.80 is: 2,983,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,501.49 : 6,630,753.76 = 1,988,814.80 : x
  2. Step 2: Convert to fraction form
    4,420,501.49/6,630,753.76 = 1,988,814.80/x
  3. Step 3: Cross multiply
    4,420,501.49x = 6,630,753.76 × 1,988,814.80
  4. Step 4: Simplify right side
    4,420,501.49x = 13,187,341,224,648.50
  5. Step 5: Solve for x
    x = 13,187,341,224,648.50/4,420,501.49
  6. Step 6: Final answer
    x = 2,983,222.89

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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.