Home / 1,054,354.93-1,581,551.83-380,486.77

Finding the Fourth Proportional to 1,054,354.93, 1,581,551.83 and 380,486.77

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Solution

The fourth proportional to 1,054,354.93, 1,581,551.83 and 380,486.77 is: 570,737.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,354.93 : 1,581,551.83 = 380,486.77 : x
  2. Step 2: Convert to fraction form
    1,054,354.93/1,581,551.83 = 380,486.77/x
  3. Step 3: Cross multiply
    1,054,354.93x = 1,581,551.83 × 380,486.77
  4. Step 4: Simplify right side
    1,054,354.93x = 601,759,543,906.02
  5. Step 5: Solve for x
    x = 601,759,543,906.02/1,054,354.93
  6. Step 6: Final answer
    x = 570,737.17

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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.