Home / 1,772,624.28-2,448,258.30-1,291,341.72

Finding the Fourth Proportional to 1,772,624.28, 2,448,258.30 and 1,291,341.72

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Solution

The fourth proportional to 1,772,624.28, 2,448,258.30 and 1,291,341.72 is: 1,783,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,624.28 : 2,448,258.30 = 1,291,341.72 : x
  2. Step 2: Convert to fraction form
    1,772,624.28/2,448,258.30 = 1,291,341.72/x
  3. Step 3: Cross multiply
    1,772,624.28x = 2,448,258.30 × 1,291,341.72
  4. Step 4: Simplify right side
    1,772,624.28x = 3,161,538,084,126.28
  5. Step 5: Solve for x
    x = 3,161,538,084,126.28/1,772,624.28
  6. Step 6: Final answer
    x = 1,783,535.36

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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.