Home / 1,044,109.60-1,563,831.60-857,485.60

Finding the Fourth Proportional to 1,044,109.60, 1,563,831.60 and 857,485.60

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Solution

The fourth proportional to 1,044,109.60, 1,563,831.60 and 857,485.60 is: 1,284,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,109.60 : 1,563,831.60 = 857,485.60 : x
  2. Step 2: Convert to fraction form
    1,044,109.60/1,563,831.60 = 857,485.60/x
  3. Step 3: Cross multiply
    1,044,109.60x = 1,563,831.60 × 857,485.60
  4. Step 4: Simplify right side
    1,044,109.60x = 1,340,963,077,824.96
  5. Step 5: Solve for x
    x = 1,340,963,077,824.96/1,044,109.60
  6. Step 6: Final answer
    x = 1,284,312.56

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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.