Home / 2,664,885.60-4,000,438.80-1,528,552.80

Finding the Fourth Proportional to 2,664,885.60, 4,000,438.80 and 1,528,552.80

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Solution

The fourth proportional to 2,664,885.60, 4,000,438.80 and 1,528,552.80 is: 2,294,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,885.60 : 4,000,438.80 = 1,528,552.80 : x
  2. Step 2: Convert to fraction form
    2,664,885.60/4,000,438.80 = 1,528,552.80/x
  3. Step 3: Cross multiply
    2,664,885.60x = 4,000,438.80 × 1,528,552.80
  4. Step 4: Simplify right side
    2,664,885.60x = 6,114,881,928,968.64
  5. Step 5: Solve for x
    x = 6,114,881,928,968.64/2,664,885.60
  6. Step 6: Final answer
    x = 2,294,613.30

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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.