Home / 885,452.60-1,326,210.60-685,123.40

Finding the Fourth Proportional to 885,452.60, 1,326,210.60 and 685,123.40

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Solution

The fourth proportional to 885,452.60, 1,326,210.60 and 685,123.40 is: 1,026,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,452.60 : 1,326,210.60 = 685,123.40 : x
  2. Step 2: Convert to fraction form
    885,452.60/1,326,210.60 = 685,123.40/x
  3. Step 3: Cross multiply
    885,452.60x = 1,326,210.60 × 685,123.40
  4. Step 4: Simplify right side
    885,452.60x = 908,617,915,388.04
  5. Step 5: Solve for x
    x = 908,617,915,388.04/885,452.60
  6. Step 6: Final answer
    x = 1,026,162.12

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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.