Home / 1,528,896.90-2,293,345.76-449,409.50

Finding the Fourth Proportional to 1,528,896.90, 2,293,345.76 and 449,409.50

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Solution

The fourth proportional to 1,528,896.90, 2,293,345.76 and 449,409.50 is: 674,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,896.90 : 2,293,345.76 = 449,409.50 : x
  2. Step 2: Convert to fraction form
    1,528,896.90/2,293,345.76 = 449,409.50/x
  3. Step 3: Cross multiply
    1,528,896.90x = 2,293,345.76 × 449,409.50
  4. Step 4: Simplify right side
    1,528,896.90x = 1,030,651,371,328.72
  5. Step 5: Solve for x
    x = 1,030,651,371,328.72/1,528,896.90
  6. Step 6: Final answer
    x = 674,114.37

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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.