Home / 5,434,065.81-8,150,598.93-1,839,421.89

Finding the Fourth Proportional to 5,434,065.81, 8,150,598.93 and 1,839,421.89

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Solution

The fourth proportional to 5,434,065.81, 8,150,598.93 and 1,839,421.89 is: 2,758,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,065.81 : 8,150,598.93 = 1,839,421.89 : x
  2. Step 2: Convert to fraction form
    5,434,065.81/8,150,598.93 = 1,839,421.89/x
  3. Step 3: Cross multiply
    5,434,065.81x = 8,150,598.93 × 1,839,421.89
  4. Step 4: Simplify right side
    5,434,065.81x = 14,992,390,088,452.58
  5. Step 5: Solve for x
    x = 14,992,390,088,452.58/5,434,065.81
  6. Step 6: Final answer
    x = 2,758,963.66

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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.