Home / 1,424,830.01-2,136,798.05-414,021.87

Finding the Fourth Proportional to 1,424,830.01, 2,136,798.05 and 414,021.87

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Solution

The fourth proportional to 1,424,830.01, 2,136,798.05 and 414,021.87 is: 620,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,830.01 : 2,136,798.05 = 414,021.87 : x
  2. Step 2: Convert to fraction form
    1,424,830.01/2,136,798.05 = 414,021.87/x
  3. Step 3: Cross multiply
    1,424,830.01x = 2,136,798.05 × 414,021.87
  4. Step 4: Simplify right side
    1,424,830.01x = 884,681,122,403.24
  5. Step 5: Solve for x
    x = 884,681,122,403.24/1,424,830.01
  6. Step 6: Final answer
    x = 620,902.93

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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.