Home / 1,481,460.39-2,222,368.55-521,717.62

Finding the Fourth Proportional to 1,481,460.39, 2,222,368.55 and 521,717.62

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Solution

The fourth proportional to 1,481,460.39, 2,222,368.55 and 521,717.62 is: 782,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,460.39 : 2,222,368.55 = 521,717.62 : x
  2. Step 2: Convert to fraction form
    1,481,460.39/2,222,368.55 = 521,717.62/x
  3. Step 3: Cross multiply
    1,481,460.39x = 2,222,368.55 × 521,717.62
  4. Step 4: Simplify right side
    1,481,460.39x = 1,159,448,830,102.19
  5. Step 5: Solve for x
    x = 1,159,448,830,102.19/1,481,460.39
  6. Step 6: Final answer
    x = 782,639.10

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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.