Home / 1,531,590.03-2,114,248.42-1,090,349.45

Finding the Fourth Proportional to 1,531,590.03, 2,114,248.42 and 1,090,349.45

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Solution

The fourth proportional to 1,531,590.03, 2,114,248.42 and 1,090,349.45 is: 1,505,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,590.03 : 2,114,248.42 = 1,090,349.45 : x
  2. Step 2: Convert to fraction form
    1,531,590.03/2,114,248.42 = 1,090,349.45/x
  3. Step 3: Cross multiply
    1,531,590.03x = 2,114,248.42 × 1,090,349.45
  4. Step 4: Simplify right side
    1,531,590.03x = 2,305,269,588,613.25
  5. Step 5: Solve for x
    x = 2,305,269,588,613.25/1,531,590.03
  6. Step 6: Final answer
    x = 1,505,147.95

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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.