Home / 1,555,005.10-2,332,507.65-1,466,431.60

Finding the Fourth Proportional to 1,555,005.10, 2,332,507.65 and 1,466,431.60

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Solution

The fourth proportional to 1,555,005.10, 2,332,507.65 and 1,466,431.60 is: 2,199,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,005.10 : 2,332,507.65 = 1,466,431.60 : x
  2. Step 2: Convert to fraction form
    1,555,005.10/2,332,507.65 = 1,466,431.60/x
  3. Step 3: Cross multiply
    1,555,005.10x = 2,332,507.65 × 1,466,431.60
  4. Step 4: Simplify right side
    1,555,005.10x = 3,420,462,925,201.74
  5. Step 5: Solve for x
    x = 3,420,462,925,201.74/1,555,005.10
  6. Step 6: Final answer
    x = 2,199,647.40

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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.