Home / 4,680,374.40-7,015,312.80-2,405,019.60

Finding the Fourth Proportional to 4,680,374.40, 7,015,312.80 and 2,405,019.60

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Solution

The fourth proportional to 4,680,374.40, 7,015,312.80 and 2,405,019.60 is: 3,604,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,374.40 : 7,015,312.80 = 2,405,019.60 : x
  2. Step 2: Convert to fraction form
    4,680,374.40/7,015,312.80 = 2,405,019.60/x
  3. Step 3: Cross multiply
    4,680,374.40x = 7,015,312.80 × 2,405,019.60
  4. Step 4: Simplify right side
    4,680,374.40x = 16,871,964,784,130.88
  5. Step 5: Solve for x
    x = 16,871,964,784,130.88/4,680,374.40
  6. Step 6: Final answer
    x = 3,604,832.29

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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.