Home / 3,130,015.04-4,319,438.72-1,840,909.76

Finding the Fourth Proportional to 3,130,015.04, 4,319,438.72 and 1,840,909.76

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Solution

The fourth proportional to 3,130,015.04, 4,319,438.72 and 1,840,909.76 is: 2,540,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,015.04 : 4,319,438.72 = 1,840,909.76 : x
  2. Step 2: Convert to fraction form
    3,130,015.04/4,319,438.72 = 1,840,909.76/x
  3. Step 3: Cross multiply
    3,130,015.04x = 4,319,438.72 × 1,840,909.76
  4. Step 4: Simplify right side
    3,130,015.04x = 7,951,696,897,369.91
  5. Step 5: Solve for x
    x = 7,951,696,897,369.91/3,130,015.04
  6. Step 6: Final answer
    x = 2,540,466.03

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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.