Home / 1,424,442.36-2,136,948.66-525,889.56

Finding the Fourth Proportional to 1,424,442.36, 2,136,948.66 and 525,889.56

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Solution

The fourth proportional to 1,424,442.36, 2,136,948.66 and 525,889.56 is: 788,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,442.36 : 2,136,948.66 = 525,889.56 : x
  2. Step 2: Convert to fraction form
    1,424,442.36/2,136,948.66 = 525,889.56/x
  3. Step 3: Cross multiply
    1,424,442.36x = 2,136,948.66 × 525,889.56
  4. Step 4: Simplify right side
    1,424,442.36x = 1,123,798,990,549.99
  5. Step 5: Solve for x
    x = 1,123,798,990,549.99/1,424,442.36
  6. Step 6: Final answer
    x = 788,939.60

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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.