Home / 4,912,972.02-7,369,458.03-1,919,056.50

Finding the Fourth Proportional to 4,912,972.02, 7,369,458.03 and 1,919,056.50

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Solution

The fourth proportional to 4,912,972.02, 7,369,458.03 and 1,919,056.50 is: 2,878,584.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,972.02 : 7,369,458.03 = 1,919,056.50 : x
  2. Step 2: Convert to fraction form
    4,912,972.02/7,369,458.03 = 1,919,056.50/x
  3. Step 3: Cross multiply
    4,912,972.02x = 7,369,458.03 × 1,919,056.50
  4. Step 4: Simplify right side
    4,912,972.02x = 14,142,406,333,948.70
  5. Step 5: Solve for x
    x = 14,142,406,333,948.70/4,912,972.02
  6. Step 6: Final answer
    x = 2,878,584.75

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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.