Home / 1,792,343.40-2,688,515.10-1,084,554.60

Finding the Fourth Proportional to 1,792,343.40, 2,688,515.10 and 1,084,554.60

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Solution

The fourth proportional to 1,792,343.40, 2,688,515.10 and 1,084,554.60 is: 1,626,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,343.40 : 2,688,515.10 = 1,084,554.60 : x
  2. Step 2: Convert to fraction form
    1,792,343.40/2,688,515.10 = 1,084,554.60/x
  3. Step 3: Cross multiply
    1,792,343.40x = 2,688,515.10 × 1,084,554.60
  4. Step 4: Simplify right side
    1,792,343.40x = 2,915,841,418,874.46
  5. Step 5: Solve for x
    x = 2,915,841,418,874.46/1,792,343.40
  6. Step 6: Final answer
    x = 1,626,831.90

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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.