Home / 3,346,707.32-4,618,491.72-1,818,814.40

Finding the Fourth Proportional to 3,346,707.32, 4,618,491.72 and 1,818,814.40

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Solution

The fourth proportional to 3,346,707.32, 4,618,491.72 and 1,818,814.40 is: 2,509,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,707.32 : 4,618,491.72 = 1,818,814.40 : x
  2. Step 2: Convert to fraction form
    3,346,707.32/4,618,491.72 = 1,818,814.40/x
  3. Step 3: Cross multiply
    3,346,707.32x = 4,618,491.72 × 1,818,814.40
  4. Step 4: Simplify right side
    3,346,707.32x = 8,400,179,246,616.77
  5. Step 5: Solve for x
    x = 8,400,179,246,616.77/3,346,707.32
  6. Step 6: Final answer
    x = 2,509,983.23

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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.