Home / 4,914,948.96-7,372,417.10-1,320,715.95

Finding the Fourth Proportional to 4,914,948.96, 7,372,417.10 and 1,320,715.95

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Solution

The fourth proportional to 4,914,948.96, 7,372,417.10 and 1,320,715.95 is: 1,981,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,948.96 : 7,372,417.10 = 1,320,715.95 : x
  2. Step 2: Convert to fraction form
    4,914,948.96/7,372,417.10 = 1,320,715.95/x
  3. Step 3: Cross multiply
    4,914,948.96x = 7,372,417.10 × 1,320,715.95
  4. Step 4: Simplify right side
    4,914,948.96x = 9,736,868,854,022.74
  5. Step 5: Solve for x
    x = 9,736,868,854,022.74/4,914,948.96
  6. Step 6: Final answer
    x = 1,981,072.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.