Home / 3,480,407.64-4,802,890.14-1,931,579.37

Finding the Fourth Proportional to 3,480,407.64, 4,802,890.14 and 1,931,579.37

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Solution

The fourth proportional to 3,480,407.64, 4,802,890.14 and 1,931,579.37 is: 2,665,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,407.64 : 4,802,890.14 = 1,931,579.37 : x
  2. Step 2: Convert to fraction form
    3,480,407.64/4,802,890.14 = 1,931,579.37/x
  3. Step 3: Cross multiply
    3,480,407.64x = 4,802,890.14 × 1,931,579.37
  4. Step 4: Simplify right side
    3,480,407.64x = 9,277,163,510,800.41
  5. Step 5: Solve for x
    x = 9,277,163,510,800.41/3,480,407.64
  6. Step 6: Final answer
    x = 2,665,539.35

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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.