Home / 5,284,608.64-7,292,774.04-3,109,233.76

Finding the Fourth Proportional to 5,284,608.64, 7,292,774.04 and 3,109,233.76

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Solution

The fourth proportional to 5,284,608.64, 7,292,774.04 and 3,109,233.76 is: 4,290,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,608.64 : 7,292,774.04 = 3,109,233.76 : x
  2. Step 2: Convert to fraction form
    5,284,608.64/7,292,774.04 = 3,109,233.76/x
  3. Step 3: Cross multiply
    5,284,608.64x = 7,292,774.04 × 3,109,233.76
  4. Step 4: Simplify right side
    5,284,608.64x = 22,674,939,249,219.59
  5. Step 5: Solve for x
    x = 22,674,939,249,219.59/5,284,608.64
  6. Step 6: Final answer
    x = 4,290,750.89

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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.