Home / 5,436,281.62-8,154,233.70-1,392,803.02

Finding the Fourth Proportional to 5,436,281.62, 8,154,233.70 and 1,392,803.02

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Solution

The fourth proportional to 5,436,281.62, 8,154,233.70 and 1,392,803.02 is: 2,089,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,281.62 : 8,154,233.70 = 1,392,803.02 : x
  2. Step 2: Convert to fraction form
    5,436,281.62/8,154,233.70 = 1,392,803.02/x
  3. Step 3: Cross multiply
    5,436,281.62x = 8,154,233.70 × 1,392,803.02
  4. Step 4: Simplify right side
    5,436,281.62x = 11,357,241,323,145.77
  5. Step 5: Solve for x
    x = 11,357,241,323,145.77/5,436,281.62
  6. Step 6: Final answer
    x = 2,089,156.18

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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.