Home / 2,130,765.77-3,196,620.93-614,330.37

Finding the Fourth Proportional to 2,130,765.77, 3,196,620.93 and 614,330.37

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Solution

The fourth proportional to 2,130,765.77, 3,196,620.93 and 614,330.37 is: 921,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,765.77 : 3,196,620.93 = 614,330.37 : x
  2. Step 2: Convert to fraction form
    2,130,765.77/3,196,620.93 = 614,330.37/x
  3. Step 3: Cross multiply
    2,130,765.77x = 3,196,620.93 × 614,330.37
  4. Step 4: Simplify right side
    2,130,765.77x = 1,963,781,318,676.64
  5. Step 5: Solve for x
    x = 1,963,781,318,676.64/2,130,765.77
  6. Step 6: Final answer
    x = 921,631.72

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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.