Home / 1,584,135.20-2,372,703.60-835,306.40

Finding the Fourth Proportional to 1,584,135.20, 2,372,703.60 and 835,306.40

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Solution

The fourth proportional to 1,584,135.20, 2,372,703.60 and 835,306.40 is: 1,251,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,135.20 : 2,372,703.60 = 835,306.40 : x
  2. Step 2: Convert to fraction form
    1,584,135.20/2,372,703.60 = 835,306.40/x
  3. Step 3: Cross multiply
    1,584,135.20x = 2,372,703.60 × 835,306.40
  4. Step 4: Simplify right side
    1,584,135.20x = 1,981,934,502,383.04
  5. Step 5: Solve for x
    x = 1,981,934,502,383.04/1,584,135.20
  6. Step 6: Final answer
    x = 1,251,114.49

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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.