Home / 5,253,616.32-7,880,871.60-1,658,421.60

Finding the Fourth Proportional to 5,253,616.32, 7,880,871.60 and 1,658,421.60

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Solution

The fourth proportional to 5,253,616.32, 7,880,871.60 and 1,658,421.60 is: 2,487,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,616.32 : 7,880,871.60 = 1,658,421.60 : x
  2. Step 2: Convert to fraction form
    5,253,616.32/7,880,871.60 = 1,658,421.60/x
  3. Step 3: Cross multiply
    5,253,616.32x = 7,880,871.60 × 1,658,421.60
  4. Step 4: Simplify right side
    5,253,616.32x = 13,069,807,688,266.56
  5. Step 5: Solve for x
    x = 13,069,807,688,266.56/5,253,616.32
  6. Step 6: Final answer
    x = 2,487,773.54

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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.