Home / 1,525,792.68-2,105,360.10-913,802.04

Finding the Fourth Proportional to 1,525,792.68, 2,105,360.10 and 913,802.04

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Solution

The fourth proportional to 1,525,792.68, 2,105,360.10 and 913,802.04 is: 1,260,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,792.68 : 2,105,360.10 = 913,802.04 : x
  2. Step 2: Convert to fraction form
    1,525,792.68/2,105,360.10 = 913,802.04/x
  3. Step 3: Cross multiply
    1,525,792.68x = 2,105,360.10 × 913,802.04
  4. Step 4: Simplify right side
    1,525,792.68x = 1,923,882,354,314.60
  5. Step 5: Solve for x
    x = 1,923,882,354,314.60/1,525,792.68
  6. Step 6: Final answer
    x = 1,260,906.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.