Home / 1,071,077.04-1,477,678.68-683,906.76

Finding the Fourth Proportional to 1,071,077.04, 1,477,678.68 and 683,906.76

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Solution

The fourth proportional to 1,071,077.04, 1,477,678.68 and 683,906.76 is: 943,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,077.04 : 1,477,678.68 = 683,906.76 : x
  2. Step 2: Convert to fraction form
    1,071,077.04/1,477,678.68 = 683,906.76/x
  3. Step 3: Cross multiply
    1,071,077.04x = 1,477,678.68 × 683,906.76
  4. Step 4: Simplify right side
    1,071,077.04x = 1,010,594,438,359.88
  5. Step 5: Solve for x
    x = 1,010,594,438,359.88/1,071,077.04
  6. Step 6: Final answer
    x = 943,531.04

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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.