Home / 1,207,316.01-1,809,291.84-907,446.72

Finding the Fourth Proportional to 1,207,316.01, 1,809,291.84 and 907,446.72

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Solution

The fourth proportional to 1,207,316.01, 1,809,291.84 and 907,446.72 is: 1,359,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,316.01 : 1,809,291.84 = 907,446.72 : x
  2. Step 2: Convert to fraction form
    1,207,316.01/1,809,291.84 = 907,446.72/x
  3. Step 3: Cross multiply
    1,207,316.01x = 1,809,291.84 × 907,446.72
  4. Step 4: Simplify right side
    1,207,316.01x = 1,641,835,945,730.77
  5. Step 5: Solve for x
    x = 1,641,835,945,730.77/1,207,316.01
  6. Step 6: Final answer
    x = 1,359,905.72

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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.