Home / 5,352,400.82-7,386,320.06-2,905,011.60

Finding the Fourth Proportional to 5,352,400.82, 7,386,320.06 and 2,905,011.60

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Solution

The fourth proportional to 5,352,400.82, 7,386,320.06 and 2,905,011.60 is: 4,008,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,400.82 : 7,386,320.06 = 2,905,011.60 : x
  2. Step 2: Convert to fraction form
    5,352,400.82/7,386,320.06 = 2,905,011.60/x
  3. Step 3: Cross multiply
    5,352,400.82x = 7,386,320.06 × 2,905,011.60
  4. Step 4: Simplify right side
    5,352,400.82x = 21,457,345,455,612.70
  5. Step 5: Solve for x
    x = 21,457,345,455,612.70/5,352,400.82
  6. Step 6: Final answer
    x = 4,008,919.77

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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.