Home / 4,539,013.20-6,808,519.80-1,698,756.30

Finding the Fourth Proportional to 4,539,013.20, 6,808,519.80 and 1,698,756.30

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Solution

The fourth proportional to 4,539,013.20, 6,808,519.80 and 1,698,756.30 is: 2,548,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539,013.20 : 6,808,519.80 = 1,698,756.30 : x
  2. Step 2: Convert to fraction form
    4,539,013.20/6,808,519.80 = 1,698,756.30/x
  3. Step 3: Cross multiply
    4,539,013.20x = 6,808,519.80 × 1,698,756.30
  4. Step 4: Simplify right side
    4,539,013.20x = 11,566,015,903,924.74
  5. Step 5: Solve for x
    x = 11,566,015,903,924.74/4,539,013.20
  6. Step 6: Final answer
    x = 2,548,134.45

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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.