Home / 1,346,135.31-2,019,220.55-447,577.04

Finding the Fourth Proportional to 1,346,135.31, 2,019,220.55 and 447,577.04

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Solution

The fourth proportional to 1,346,135.31, 2,019,220.55 and 447,577.04 is: 671,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,135.31 : 2,019,220.55 = 447,577.04 : x
  2. Step 2: Convert to fraction form
    1,346,135.31/2,019,220.55 = 447,577.04/x
  3. Step 3: Cross multiply
    1,346,135.31x = 2,019,220.55 × 447,577.04
  4. Step 4: Simplify right side
    1,346,135.31x = 903,756,744,542.18
  5. Step 5: Solve for x
    x = 903,756,744,542.18/1,346,135.31
  6. Step 6: Final answer
    x = 671,371.40

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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.