Home / 3,023,312.82-4,172,250.72-1,646,708.71

Finding the Fourth Proportional to 3,023,312.82, 4,172,250.72 and 1,646,708.71

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Solution

The fourth proportional to 3,023,312.82, 4,172,250.72 and 1,646,708.71 is: 2,272,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,312.82 : 4,172,250.72 = 1,646,708.71 : x
  2. Step 2: Convert to fraction form
    3,023,312.82/4,172,250.72 = 1,646,708.71/x
  3. Step 3: Cross multiply
    3,023,312.82x = 4,172,250.72 × 1,646,708.71
  4. Step 4: Simplify right side
    3,023,312.82x = 6,870,481,600,927.77
  5. Step 5: Solve for x
    x = 6,870,481,600,927.77/3,023,312.82
  6. Step 6: Final answer
    x = 2,272,501.06

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1.5x scale

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.