Home / 3,169,407.69-4,373,750.45-1,719,071.98

Finding the Fourth Proportional to 3,169,407.69, 4,373,750.45 and 1,719,071.98

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Solution

The fourth proportional to 3,169,407.69, 4,373,750.45 and 1,719,071.98 is: 2,372,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,407.69 : 4,373,750.45 = 1,719,071.98 : x
  2. Step 2: Convert to fraction form
    3,169,407.69/4,373,750.45 = 1,719,071.98/x
  3. Step 3: Cross multiply
    3,169,407.69x = 4,373,750.45 × 1,719,071.98
  4. Step 4: Simplify right side
    3,169,407.69x = 7,518,791,839,470.69
  5. Step 5: Solve for x
    x = 7,518,791,839,470.69/3,169,407.69
  6. Step 6: Final answer
    x = 2,372,301.89

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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.