Home / 5,271,158.66-7,905,186.93-2,390,859.15

Finding the Fourth Proportional to 5,271,158.66, 7,905,186.93 and 2,390,859.15

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Solution

The fourth proportional to 5,271,158.66, 7,905,186.93 and 2,390,859.15 is: 3,585,585.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,158.66 : 7,905,186.93 = 2,390,859.15 : x
  2. Step 2: Convert to fraction form
    5,271,158.66/7,905,186.93 = 2,390,859.15/x
  3. Step 3: Cross multiply
    5,271,158.66x = 7,905,186.93 × 2,390,859.15
  4. Step 4: Simplify right side
    5,271,158.66x = 18,900,188,529,899.32
  5. Step 5: Solve for x
    x = 18,900,188,529,899.32/5,271,158.66
  6. Step 6: Final answer
    x = 3,585,585.21

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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.