Home / 1,047,265.08-1,446,078.06-853,703.16

Finding the Fourth Proportional to 1,047,265.08, 1,446,078.06 and 853,703.16

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Solution

The fourth proportional to 1,047,265.08, 1,446,078.06 and 853,703.16 is: 1,178,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,265.08 : 1,446,078.06 = 853,703.16 : x
  2. Step 2: Convert to fraction form
    1,047,265.08/1,446,078.06 = 853,703.16/x
  3. Step 3: Cross multiply
    1,047,265.08x = 1,446,078.06 × 853,703.16
  4. Step 4: Simplify right side
    1,047,265.08x = 1,234,521,409,428.67
  5. Step 5: Solve for x
    x = 1,234,521,409,428.67/1,047,265.08
  6. Step 6: Final answer
    x = 1,178,805.09

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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.