Home / 1,579,785.95-2,180,099.86-854,633.51

Finding the Fourth Proportional to 1,579,785.95, 2,180,099.86 and 854,633.51

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Solution

The fourth proportional to 1,579,785.95, 2,180,099.86 and 854,633.51 is: 1,179,391.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,785.95 : 2,180,099.86 = 854,633.51 : x
  2. Step 2: Convert to fraction form
    1,579,785.95/2,180,099.86 = 854,633.51/x
  3. Step 3: Cross multiply
    1,579,785.95x = 2,180,099.86 × 854,633.51
  4. Step 4: Simplify right side
    1,579,785.95x = 1,863,186,395,502.31
  5. Step 5: Solve for x
    x = 1,863,186,395,502.31/1,579,785.95
  6. Step 6: Final answer
    x = 1,179,391.67

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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.