Home / 2,620,589.76-3,616,120.80-1,475,064

Finding the Fourth Proportional to 2,620,589.76, 3,616,120.80 and 1,475,064

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Solution

The fourth proportional to 2,620,589.76, 3,616,120.80 and 1,475,064 is: 2,035,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,589.76 : 3,616,120.80 = 1,475,064 : x
  2. Step 2: Convert to fraction form
    2,620,589.76/3,616,120.80 = 1,475,064/x
  3. Step 3: Cross multiply
    2,620,589.76x = 3,616,120.80 × 1,475,064
  4. Step 4: Simplify right side
    2,620,589.76x = 5,334,009,611,731.20
  5. Step 5: Solve for x
    x = 5,334,009,611,731.20/2,620,589.76
  6. Step 6: Final answer
    x = 2,035,423.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.