Home / 1,525,815.60-2,289,136.32-460,892.40

Finding the Fourth Proportional to 1,525,815.60, 2,289,136.32 and 460,892.40

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Solution

The fourth proportional to 1,525,815.60, 2,289,136.32 and 460,892.40 is: 691,463.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,815.60 : 2,289,136.32 = 460,892.40 : x
  2. Step 2: Convert to fraction form
    1,525,815.60/2,289,136.32 = 460,892.40/x
  3. Step 3: Cross multiply
    1,525,815.60x = 2,289,136.32 × 460,892.40
  4. Step 4: Simplify right side
    1,525,815.60x = 1,055,045,532,451.97
  5. Step 5: Solve for x
    x = 1,055,045,532,451.97/1,525,815.60
  6. Step 6: Final answer
    x = 691,463.33

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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.