Home / 1,465,985.60-2,197,374.60-518,868.80

Finding the Fourth Proportional to 1,465,985.60, 2,197,374.60 and 518,868.80

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Solution

The fourth proportional to 1,465,985.60, 2,197,374.60 and 518,868.80 is: 777,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,985.60 : 2,197,374.60 = 518,868.80 : x
  2. Step 2: Convert to fraction form
    1,465,985.60/2,197,374.60 = 518,868.80/x
  3. Step 3: Cross multiply
    1,465,985.60x = 2,197,374.60 × 518,868.80
  4. Step 4: Simplify right side
    1,465,985.60x = 1,140,149,121,852.48
  5. Step 5: Solve for x
    x = 1,140,149,121,852.48/1,465,985.60
  6. Step 6: Final answer
    x = 777,735.55

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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.