Home / 1,444,545.99-2,166,307.85-419,663.03

Finding the Fourth Proportional to 1,444,545.99, 2,166,307.85 and 419,663.03

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Solution

The fourth proportional to 1,444,545.99, 2,166,307.85 and 419,663.03 is: 629,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,545.99 : 2,166,307.85 = 419,663.03 : x
  2. Step 2: Convert to fraction form
    1,444,545.99/2,166,307.85 = 419,663.03/x
  3. Step 3: Cross multiply
    1,444,545.99x = 2,166,307.85 × 419,663.03
  4. Step 4: Simplify right side
    1,444,545.99x = 909,119,316,243.79
  5. Step 5: Solve for x
    x = 909,119,316,243.79/1,444,545.99
  6. Step 6: Final answer
    x = 629,346.05

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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.